diff --git a/tests/compat-in-docker.sh b/tests/compat-in-docker.sh
index 090c6ce..7d48513 100755
--- a/tests/compat-in-docker.sh
+++ b/tests/compat-in-docker.sh
@@ -22,19 +22,7 @@
 # - compat.sh for notes about invocation of that script.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 source tests/scripts/docker_env.sh
 
diff --git a/tests/compat.sh b/tests/compat.sh
index ba8465b..a07ed58 100755
--- a/tests/compat.sh
+++ b/tests/compat.sh
@@ -3,19 +3,7 @@
 # compat.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/configs/user-config-for-test.h b/tests/configs/user-config-for-test.h
index ed30be5..b0c2988 100644
--- a/tests/configs/user-config-for-test.h
+++ b/tests/configs/user-config-for-test.h
@@ -7,19 +7,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if defined(PSA_CRYPTO_DRIVER_TEST_ALL)
diff --git a/tests/configs/user-config-malloc-0-null.h b/tests/configs/user-config-malloc-0-null.h
index 366dfc4..d74a851 100644
--- a/tests/configs/user-config-malloc-0-null.h
+++ b/tests/configs/user-config-malloc-0-null.h
@@ -3,19 +3,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <stdlib.h>
diff --git a/tests/configs/user-config-zeroize-memset.h b/tests/configs/user-config-zeroize-memset.h
index fcdd1f0..52d4b08 100644
--- a/tests/configs/user-config-zeroize-memset.h
+++ b/tests/configs/user-config-zeroize-memset.h
@@ -4,19 +4,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <string.h>
diff --git a/tests/context-info.sh b/tests/context-info.sh
index 3465298..b870692 100755
--- a/tests/context-info.sh
+++ b/tests/context-info.sh
@@ -3,19 +3,7 @@
 # context-info.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # This program is intended for testing the ssl_context_info program
 #
diff --git a/tests/data_files/dir-maxpath/long.sh b/tests/data_files/dir-maxpath/long.sh
index d7d8797..4e1fd48 100755
--- a/tests/data_files/dir-maxpath/long.sh
+++ b/tests/data_files/dir-maxpath/long.sh
@@ -1,19 +1,7 @@
 #!/bin/sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 set -eu
 
diff --git a/tests/data_files/print_c.pl b/tests/data_files/print_c.pl
index ce8ed6f..5f4b3d0 100755
--- a/tests/data_files/print_c.pl
+++ b/tests/data_files/print_c.pl
@@ -1,19 +1,7 @@
 #!/usr/bin/env perl
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use strict;
 use warnings;
diff --git a/tests/docker/bionic/Dockerfile b/tests/docker/bionic/Dockerfile
index 3c28685..869c955 100644
--- a/tests/docker/bionic/Dockerfile
+++ b/tests/docker/bionic/Dockerfile
@@ -10,19 +10,7 @@
 # for the set of Docker images we use on the CI.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 ARG MAKEFLAGS_PARALLEL=""
 ARG MY_REGISTRY=
 
diff --git a/tests/git-scripts/pre-commit.sh b/tests/git-scripts/pre-commit.sh
index fb28dad..04f4fa7 100755
--- a/tests/git-scripts/pre-commit.sh
+++ b/tests/git-scripts/pre-commit.sh
@@ -3,19 +3,7 @@
 # pre-commit.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 # Purpose
 #
diff --git a/tests/git-scripts/pre-push.sh b/tests/git-scripts/pre-push.sh
index ce43467..9192678 100755
--- a/tests/git-scripts/pre-push.sh
+++ b/tests/git-scripts/pre-push.sh
@@ -2,19 +2,7 @@
 # pre-push.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/include/baremetal-override/time.h b/tests/include/baremetal-override/time.h
index 40eed2d..0a44275 100644
--- a/tests/include/baremetal-override/time.h
+++ b/tests/include/baremetal-override/time.h
@@ -1,18 +1,6 @@
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #error "time.h included in a configuration without MBEDTLS_HAVE_TIME"
diff --git a/tests/include/spe/crypto_spe.h b/tests/include/spe/crypto_spe.h
index de84264..fdf3a2d 100644
--- a/tests/include/spe/crypto_spe.h
+++ b/tests/include/spe/crypto_spe.h
@@ -1,18 +1,6 @@
 /*
  * Copyright The Mbed TLS Contributors
- * SPDX-License-Identifier: Apache-2.0
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may
- * not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
+ * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  *
  */
 
diff --git a/tests/include/test/arguments.h b/tests/include/test/arguments.h
index a975bfa..c672104 100644
--- a/tests/include/test/arguments.h
+++ b/tests/include/test/arguments.h
@@ -8,19 +8,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef TEST_ARGUMENTS_H
diff --git a/tests/include/test/asn1_helpers.h b/tests/include/test/asn1_helpers.h
index dee3cbd..2eb9171 100644
--- a/tests/include/test/asn1_helpers.h
+++ b/tests/include/test/asn1_helpers.h
@@ -2,19 +2,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef ASN1_HELPERS_H
diff --git a/tests/include/test/constant_flow.h b/tests/include/test/constant_flow.h
index ebd0c6a..85fd1a5 100644
--- a/tests/include/test/constant_flow.h
+++ b/tests/include/test/constant_flow.h
@@ -6,19 +6,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef TEST_CONSTANT_FLOW_H
diff --git a/tests/include/test/drivers/aead.h b/tests/include/test/drivers/aead.h
index 182bed2..4c01214 100644
--- a/tests/include/test/drivers/aead.h
+++ b/tests/include/test/drivers/aead.h
@@ -2,19 +2,7 @@
  * Test driver for AEAD driver entry points.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_AEAD_H
diff --git a/tests/include/test/drivers/cipher.h b/tests/include/test/drivers/cipher.h
index 2bd7b62..3a2a01b 100644
--- a/tests/include/test/drivers/cipher.h
+++ b/tests/include/test/drivers/cipher.h
@@ -2,19 +2,7 @@
  * Test driver for cipher functions
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_CIPHER_H
diff --git a/tests/include/test/drivers/config_test_driver.h b/tests/include/test/drivers/config_test_driver.h
index 09c9a87..13c1754 100644
--- a/tests/include/test/drivers/config_test_driver.h
+++ b/tests/include/test/drivers/config_test_driver.h
@@ -7,19 +7,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef MBEDTLS_CONFIG_H
diff --git a/tests/include/test/drivers/hash.h b/tests/include/test/drivers/hash.h
index de7ebc5..36e889b 100644
--- a/tests/include/test/drivers/hash.h
+++ b/tests/include/test/drivers/hash.h
@@ -2,19 +2,7 @@
  * Test driver for hash driver entry points.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_HASH_H
diff --git a/tests/include/test/drivers/key_management.h b/tests/include/test/drivers/key_management.h
index d10ba4b..003a35d 100644
--- a/tests/include/test/drivers/key_management.h
+++ b/tests/include/test/drivers/key_management.h
@@ -2,19 +2,7 @@
  * Test driver for generating and verifying keys.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_KEY_MANAGEMENT_H
diff --git a/tests/include/test/drivers/mac.h b/tests/include/test/drivers/mac.h
index 8af1335..71008a0 100644
--- a/tests/include/test/drivers/mac.h
+++ b/tests/include/test/drivers/mac.h
@@ -2,19 +2,7 @@
  * Test driver for MAC driver entry points.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_MAC_H
diff --git a/tests/include/test/drivers/signature.h b/tests/include/test/drivers/signature.h
index 4a2465b..788761f 100644
--- a/tests/include/test/drivers/signature.h
+++ b/tests/include/test/drivers/signature.h
@@ -2,19 +2,7 @@
  * Test driver for signature functions.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_SIGNATURE_H
diff --git a/tests/include/test/drivers/size.h b/tests/include/test/drivers/size.h
index 9d0adcf..d572e63 100644
--- a/tests/include/test/drivers/size.h
+++ b/tests/include/test/drivers/size.h
@@ -2,19 +2,7 @@
  * Test driver for context size functions
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVERS_SIZE_H
diff --git a/tests/include/test/drivers/test_driver.h b/tests/include/test/drivers/test_driver.h
index 5b60932..64d1f94 100644
--- a/tests/include/test/drivers/test_driver.h
+++ b/tests/include/test/drivers/test_driver.h
@@ -2,19 +2,7 @@
  * Umbrella include for all of the test driver functionality
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_TEST_DRIVER_H
diff --git a/tests/include/test/fake_external_rng_for_test.h b/tests/include/test/fake_external_rng_for_test.h
index ad8e1c6..859b60b 100644
--- a/tests/include/test/fake_external_rng_for_test.h
+++ b/tests/include/test/fake_external_rng_for_test.h
@@ -4,19 +4,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef FAKE_EXTERNAL_RNG_FOR_TEST_H
diff --git a/tests/include/test/helpers.h b/tests/include/test/helpers.h
index 9d60c20..fde8cc5 100644
--- a/tests/include/test/helpers.h
+++ b/tests/include/test/helpers.h
@@ -7,19 +7,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef TEST_HELPERS_H
diff --git a/tests/include/test/macros.h b/tests/include/test/macros.h
index f942889..c50459d 100644
--- a/tests/include/test/macros.h
+++ b/tests/include/test/macros.h
@@ -6,19 +6,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef TEST_MACROS_H
diff --git a/tests/include/test/psa_crypto_helpers.h b/tests/include/test/psa_crypto_helpers.h
index 8ac09c8..8d0f7e6 100644
--- a/tests/include/test/psa_crypto_helpers.h
+++ b/tests/include/test/psa_crypto_helpers.h
@@ -3,19 +3,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_CRYPTO_HELPERS_H
diff --git a/tests/include/test/psa_exercise_key.h b/tests/include/test/psa_exercise_key.h
index 179df18..cad2be9 100644
--- a/tests/include/test/psa_exercise_key.h
+++ b/tests/include/test/psa_exercise_key.h
@@ -3,19 +3,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_EXERCISE_KEY_H
diff --git a/tests/include/test/psa_helpers.h b/tests/include/test/psa_helpers.h
index 2665fac..b617189 100644
--- a/tests/include/test/psa_helpers.h
+++ b/tests/include/test/psa_helpers.h
@@ -3,19 +3,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef PSA_HELPERS_H
diff --git a/tests/include/test/random.h b/tests/include/test/random.h
index 4f7b55c..1fd3ac8 100644
--- a/tests/include/test/random.h
+++ b/tests/include/test/random.h
@@ -7,19 +7,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef TEST_RANDOM_H
diff --git a/tests/include/test/ssl_helpers.h b/tests/include/test/ssl_helpers.h
index 74fcece..8328a7b 100644
--- a/tests/include/test/ssl_helpers.h
+++ b/tests/include/test/ssl_helpers.h
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef SSL_HELPERS_H
diff --git a/tests/make-in-docker.sh b/tests/make-in-docker.sh
index 0ee08dc..e57d09d 100755
--- a/tests/make-in-docker.sh
+++ b/tests/make-in-docker.sh
@@ -14,19 +14,7 @@
 # for the set of Docker images we use on the CI.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 source tests/scripts/docker_env.sh
 
diff --git a/tests/scripts/all-in-docker.sh b/tests/scripts/all-in-docker.sh
index 7c03d91..b2a31c2 100755
--- a/tests/scripts/all-in-docker.sh
+++ b/tests/scripts/all-in-docker.sh
@@ -17,19 +17,7 @@
 # See also all.sh for notes about invocation of that script.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 source tests/scripts/docker_env.sh
 
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index afb4a9d..a2e518e 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -3,19 +3,7 @@
 # all.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 
 
diff --git a/tests/scripts/basic-build-test.sh b/tests/scripts/basic-build-test.sh
index 196ce45..e4fe164 100755
--- a/tests/scripts/basic-build-test.sh
+++ b/tests/scripts/basic-build-test.sh
@@ -3,19 +3,7 @@
 # basic-build-test.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/scripts/basic-in-docker.sh b/tests/scripts/basic-in-docker.sh
index 02cafb0..3aca3a1 100755
--- a/tests/scripts/basic-in-docker.sh
+++ b/tests/scripts/basic-in-docker.sh
@@ -18,19 +18,7 @@
 # See docker_env.sh for prerequisites and other information.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 source tests/scripts/docker_env.sh
 
diff --git a/tests/scripts/check-doxy-blocks.pl b/tests/scripts/check-doxy-blocks.pl
index dd95530..3199c2a 100755
--- a/tests/scripts/check-doxy-blocks.pl
+++ b/tests/scripts/check-doxy-blocks.pl
@@ -9,19 +9,7 @@
 # items that are documented, but not marked as such by mistake.
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use warnings;
 use strict;
diff --git a/tests/scripts/check-generated-files.sh b/tests/scripts/check-generated-files.sh
index ac0a08d..28719bd 100755
--- a/tests/scripts/check-generated-files.sh
+++ b/tests/scripts/check-generated-files.sh
@@ -1,19 +1,7 @@
 #! /usr/bin/env sh
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/scripts/check-python-files.sh b/tests/scripts/check-python-files.sh
index 35319d3..51e8079 100755
--- a/tests/scripts/check-python-files.sh
+++ b/tests/scripts/check-python-files.sh
@@ -1,19 +1,7 @@
 #! /usr/bin/env sh
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 # Purpose: check Python files for potential programming errors or maintenance
 # hurdles. Run pylint to detect some potential mistakes and enforce PEP8
diff --git a/tests/scripts/check_files.py b/tests/scripts/check_files.py
index 352b55e..e359366 100755
--- a/tests/scripts/check_files.py
+++ b/tests/scripts/check_files.py
@@ -1,19 +1,7 @@
 #!/usr/bin/env python3
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 """
 This script checks the current state of the source code for minor issues,
diff --git a/tests/scripts/check_names.py b/tests/scripts/check_names.py
index 8c08e5c..c2f2d0e 100755
--- a/tests/scripts/check_names.py
+++ b/tests/scripts/check_names.py
@@ -1,19 +1,7 @@
 #!/usr/bin/env python3
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 """
 This script confirms that the naming of all symbols and identifiers in Mbed TLS
diff --git a/tests/scripts/check_test_cases.py b/tests/scripts/check_test_cases.py
index 213708b..995976f 100755
--- a/tests/scripts/check_test_cases.py
+++ b/tests/scripts/check_test_cases.py
@@ -7,19 +7,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import argparse
 import glob
diff --git a/tests/scripts/depends.py b/tests/scripts/depends.py
index f107dd5..6c2e6d6 100755
--- a/tests/scripts/depends.py
+++ b/tests/scripts/depends.py
@@ -1,21 +1,7 @@
 #!/usr/bin/env python3
 
-# Copyright (c) 2022, Arm Limited, All Rights Reserved.
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-# This file is part of Mbed TLS (https://tls.mbed.org)
+# Copyright The Mbed TLS Contributors
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 """
 Test Mbed TLS with a subset of algorithms.
diff --git a/tests/scripts/docker_env.sh b/tests/scripts/docker_env.sh
index 3dbc41d..cfc98df 100755
--- a/tests/scripts/docker_env.sh
+++ b/tests/scripts/docker_env.sh
@@ -27,19 +27,7 @@
 # the Docker image.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 
 # default values, can be overridden by the environment
diff --git a/tests/scripts/doxygen.sh b/tests/scripts/doxygen.sh
index cb87829..b6a1d45 100755
--- a/tests/scripts/doxygen.sh
+++ b/tests/scripts/doxygen.sh
@@ -3,19 +3,7 @@
 # Make sure the doxygen documentation builds without warnings
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 # Abort on errors (and uninitialised variables)
 set -eu
diff --git a/tests/scripts/gen_ctr_drbg.pl b/tests/scripts/gen_ctr_drbg.pl
index 2345b9e..ec5e5d8 100755
--- a/tests/scripts/gen_ctr_drbg.pl
+++ b/tests/scripts/gen_ctr_drbg.pl
@@ -5,19 +5,7 @@
 # and concats nonce and personalization for initialization.
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use strict;
 
diff --git a/tests/scripts/gen_gcm_decrypt.pl b/tests/scripts/gen_gcm_decrypt.pl
index 354e351..30d45c3 100755
--- a/tests/scripts/gen_gcm_decrypt.pl
+++ b/tests/scripts/gen_gcm_decrypt.pl
@@ -4,19 +4,7 @@
 # Only first 3 of every set used for compile time saving
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use strict;
 
diff --git a/tests/scripts/gen_gcm_encrypt.pl b/tests/scripts/gen_gcm_encrypt.pl
index 101456f..b4f0849 100755
--- a/tests/scripts/gen_gcm_encrypt.pl
+++ b/tests/scripts/gen_gcm_encrypt.pl
@@ -4,19 +4,7 @@
 # Only first 3 of every set used for compile time saving
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use strict;
 
diff --git a/tests/scripts/gen_pkcs1_v21_sign_verify.pl b/tests/scripts/gen_pkcs1_v21_sign_verify.pl
index 609e558..fe2d3f5 100755
--- a/tests/scripts/gen_pkcs1_v21_sign_verify.pl
+++ b/tests/scripts/gen_pkcs1_v21_sign_verify.pl
@@ -1,19 +1,7 @@
 #!/usr/bin/env perl
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use strict;
 
diff --git a/tests/scripts/generate-afl-tests.sh b/tests/scripts/generate-afl-tests.sh
index a51fbc9..d4ef0f3 100755
--- a/tests/scripts/generate-afl-tests.sh
+++ b/tests/scripts/generate-afl-tests.sh
@@ -9,19 +9,7 @@
 #                          such as 'test_suite_rsa.data'
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 # Abort on errors
 set -e
diff --git a/tests/scripts/generate_bignum_tests.py b/tests/scripts/generate_bignum_tests.py
index fd677ae..6dfb46b 100755
--- a/tests/scripts/generate_bignum_tests.py
+++ b/tests/scripts/generate_bignum_tests.py
@@ -40,19 +40,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import sys
 
diff --git a/tests/scripts/generate_psa_tests.py b/tests/scripts/generate_psa_tests.py
index f5b921e..955a5f3 100755
--- a/tests/scripts/generate_psa_tests.py
+++ b/tests/scripts/generate_psa_tests.py
@@ -6,19 +6,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import enum
 import re
diff --git a/tests/scripts/generate_test_code.py b/tests/scripts/generate_test_code.py
index ed78449..6db121c 100755
--- a/tests/scripts/generate_test_code.py
+++ b/tests/scripts/generate_test_code.py
@@ -2,19 +2,7 @@
 # Test suites code generator.
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 """
 This script is a key part of Mbed TLS test suites framework. For
diff --git a/tests/scripts/list-identifiers.sh b/tests/scripts/list-identifiers.sh
index 9b93080..4ccac23 100755
--- a/tests/scripts/list-identifiers.sh
+++ b/tests/scripts/list-identifiers.sh
@@ -10,19 +10,7 @@
 # Usage: list-identifiers.sh [ -i | --internal ]
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 set -eu
 
diff --git a/tests/scripts/list_internal_identifiers.py b/tests/scripts/list_internal_identifiers.py
index 6b41607..b648ce2 100755
--- a/tests/scripts/list_internal_identifiers.py
+++ b/tests/scripts/list_internal_identifiers.py
@@ -1,19 +1,7 @@
 #!/usr/bin/env python3
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 """
 This script generates a file called identifiers that contains all Mbed TLS
diff --git a/tests/scripts/psa_collect_statuses.py b/tests/scripts/psa_collect_statuses.py
index f685bab..11bbebc 100755
--- a/tests/scripts/psa_collect_statuses.py
+++ b/tests/scripts/psa_collect_statuses.py
@@ -13,19 +13,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import argparse
 import os
diff --git a/tests/scripts/recursion.pl b/tests/scripts/recursion.pl
index 2a7dba5..3cdeff7 100755
--- a/tests/scripts/recursion.pl
+++ b/tests/scripts/recursion.pl
@@ -9,19 +9,7 @@
 # Typical usage: scripts/recursion.pl library/*.c
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use warnings;
 use strict;
diff --git a/tests/scripts/run-test-suites.pl b/tests/scripts/run-test-suites.pl
index cedc0bf..e0ee3f5 100755
--- a/tests/scripts/run-test-suites.pl
+++ b/tests/scripts/run-test-suites.pl
@@ -3,19 +3,7 @@
 # run-test-suites.pl
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 =head1 SYNOPSIS
 
diff --git a/tests/scripts/scripts_path.py b/tests/scripts/scripts_path.py
index 10bf6f8..5d83f29 100644
--- a/tests/scripts/scripts_path.py
+++ b/tests/scripts/scripts_path.py
@@ -6,19 +6,8 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
 
 import os
 import sys
diff --git a/tests/scripts/set_psa_test_dependencies.py b/tests/scripts/set_psa_test_dependencies.py
index 61923d8..df7cea8 100755
--- a/tests/scripts/set_psa_test_dependencies.py
+++ b/tests/scripts/set_psa_test_dependencies.py
@@ -4,19 +4,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import os
 import re
diff --git a/tests/scripts/tcp_client.pl b/tests/scripts/tcp_client.pl
index 17f824e..9aff22d 100755
--- a/tests/scripts/tcp_client.pl
+++ b/tests/scripts/tcp_client.pl
@@ -6,19 +6,7 @@
 #   RESPONSE: regexp that must match the server's response
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 use warnings;
 use strict;
diff --git a/tests/scripts/test-ref-configs.pl b/tests/scripts/test-ref-configs.pl
index 78e01fc..efe716e 100755
--- a/tests/scripts/test-ref-configs.pl
+++ b/tests/scripts/test-ref-configs.pl
@@ -3,19 +3,7 @@
 # test-ref-configs.pl
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/scripts/test_config_script.py b/tests/scripts/test_config_script.py
index 8ca4103..c835b1c 100755
--- a/tests/scripts/test_config_script.py
+++ b/tests/scripts/test_config_script.py
@@ -14,19 +14,8 @@
 """
 
 ## Copyright The Mbed TLS Contributors
-## SPDX-License-Identifier: Apache-2.0
+## SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 ##
-## Licensed under the Apache License, Version 2.0 (the "License"); you may
-## not use this file except in compliance with the License.
-## You may obtain a copy of the License at
-##
-## http://www.apache.org/licenses/LICENSE-2.0
-##
-## Unless required by applicable law or agreed to in writing, software
-## distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-## WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-## See the License for the specific language governing permissions and
-## limitations under the License.
 
 import argparse
 import glob
diff --git a/tests/scripts/test_generate_test_code.py b/tests/scripts/test_generate_test_code.py
index b32d184..abc46a7 100755
--- a/tests/scripts/test_generate_test_code.py
+++ b/tests/scripts/test_generate_test_code.py
@@ -2,19 +2,7 @@
 # Unit test for generate_test_code.py
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 """
 Unit tests for generate_test_code.py
diff --git a/tests/scripts/test_psa_compliance.py b/tests/scripts/test_psa_compliance.py
index fc42390..032d6ce 100755
--- a/tests/scripts/test_psa_compliance.py
+++ b/tests/scripts/test_psa_compliance.py
@@ -8,19 +8,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import os
 import re
diff --git a/tests/scripts/test_psa_constant_names.py b/tests/scripts/test_psa_constant_names.py
index e43a0ba..6883e27 100755
--- a/tests/scripts/test_psa_constant_names.py
+++ b/tests/scripts/test_psa_constant_names.py
@@ -8,19 +8,7 @@
 """
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 import argparse
 from collections import namedtuple
diff --git a/tests/scripts/test_zeroize.gdb b/tests/scripts/test_zeroize.gdb
index 66c6304..57f771f 100644
--- a/tests/scripts/test_zeroize.gdb
+++ b/tests/scripts/test_zeroize.gdb
@@ -1,19 +1,7 @@
 # test_zeroize.gdb
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/scripts/travis-log-failure.sh b/tests/scripts/travis-log-failure.sh
index 249b3f8..3daecf3 100755
--- a/tests/scripts/travis-log-failure.sh
+++ b/tests/scripts/travis-log-failure.sh
@@ -3,19 +3,7 @@
 # travis-log-failure.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #
diff --git a/tests/src/asn1_helpers.c b/tests/src/asn1_helpers.c
index aaf7587..c8df199 100644
--- a/tests/src/asn1_helpers.c
+++ b/tests/src/asn1_helpers.c
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/helpers.h>
diff --git a/tests/src/drivers/hash.c b/tests/src/drivers/hash.c
index 9cfb707..e03e7f0 100644
--- a/tests/src/drivers/hash.c
+++ b/tests/src/drivers/hash.c
@@ -2,19 +2,7 @@
  * Test driver for hash entry points.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/drivers/platform_builtin_keys.c b/tests/src/drivers/platform_builtin_keys.c
index f073410..bf399be 100644
--- a/tests/src/drivers/platform_builtin_keys.c
+++ b/tests/src/drivers/platform_builtin_keys.c
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <psa/crypto.h>
diff --git a/tests/src/drivers/test_driver_aead.c b/tests/src/drivers/test_driver_aead.c
index ebee4f8..7135fb6 100644
--- a/tests/src/drivers/test_driver_aead.c
+++ b/tests/src/drivers/test_driver_aead.c
@@ -2,19 +2,7 @@
  * Test driver for AEAD entry points.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/drivers/test_driver_cipher.c b/tests/src/drivers/test_driver_cipher.c
index 42eb74d..ead5490 100644
--- a/tests/src/drivers/test_driver_cipher.c
+++ b/tests/src/drivers/test_driver_cipher.c
@@ -3,19 +3,7 @@
  * Currently only supports multi-part operations using AES-CTR.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/drivers/test_driver_key_management.c b/tests/src/drivers/test_driver_key_management.c
index f337e42..4d06d23 100644
--- a/tests/src/drivers/test_driver_key_management.c
+++ b/tests/src/drivers/test_driver_key_management.c
@@ -3,19 +3,7 @@
  * Currently only supports generating and verifying ECC keys.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/drivers/test_driver_mac.c b/tests/src/drivers/test_driver_mac.c
index 362cc43..8e3185d 100644
--- a/tests/src/drivers/test_driver_mac.c
+++ b/tests/src/drivers/test_driver_mac.c
@@ -2,19 +2,7 @@
  * Test driver for MAC entry points.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/drivers/test_driver_signature.c b/tests/src/drivers/test_driver_signature.c
index 75d7703..f563564 100644
--- a/tests/src/drivers/test_driver_signature.c
+++ b/tests/src/drivers/test_driver_signature.c
@@ -4,19 +4,7 @@
  * only deterministic ECDSA on curves secp256r1, secp384r1 and secp521r1.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/drivers/test_driver_size.c b/tests/src/drivers/test_driver_size.c
index e0226dd..1cdc9d7 100644
--- a/tests/src/drivers/test_driver_size.c
+++ b/tests/src/drivers/test_driver_size.c
@@ -3,19 +3,7 @@
  * Only used by opaque drivers.
  */
 /*  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #if !defined(MBEDTLS_CONFIG_FILE)
diff --git a/tests/src/external_timing/external_timing_for_test.c b/tests/src/external_timing/external_timing_for_test.c
index 454ebbe..4293dc8 100644
--- a/tests/src/external_timing/external_timing_for_test.c
+++ b/tests/src/external_timing/external_timing_for_test.c
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <timing_alt.h>
diff --git a/tests/src/external_timing/timing_alt.h b/tests/src/external_timing/timing_alt.h
index 82e8c8b..09e4966 100644
--- a/tests/src/external_timing/timing_alt.h
+++ b/tests/src/external_timing/timing_alt.h
@@ -3,19 +3,7 @@
  */
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #ifndef EXTERNAL_TIMING_FOR_TEST_H
diff --git a/tests/src/fake_external_rng_for_test.c b/tests/src/fake_external_rng_for_test.c
index 89af7d3..c0bfde5 100644
--- a/tests/src/fake_external_rng_for_test.c
+++ b/tests/src/fake_external_rng_for_test.c
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/fake_external_rng_for_test.h>
diff --git a/tests/src/helpers.c b/tests/src/helpers.c
index 198a9c0..2df3ce5 100644
--- a/tests/src/helpers.c
+++ b/tests/src/helpers.c
@@ -1,18 +1,6 @@
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/constant_flow.h>
diff --git a/tests/src/psa_crypto_helpers.c b/tests/src/psa_crypto_helpers.c
index cab96ab..4bbbb3a 100644
--- a/tests/src/psa_crypto_helpers.c
+++ b/tests/src/psa_crypto_helpers.c
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/helpers.h>
diff --git a/tests/src/psa_exercise_key.c b/tests/src/psa_exercise_key.c
index 7c70fa8..7105324 100644
--- a/tests/src/psa_exercise_key.c
+++ b/tests/src/psa_exercise_key.c
@@ -4,19 +4,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/helpers.h>
diff --git a/tests/src/random.c b/tests/src/random.c
index e74e689..fc59e71 100644
--- a/tests/src/random.c
+++ b/tests/src/random.c
@@ -7,19 +7,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 /*
diff --git a/tests/src/test_helpers/ssl_helpers.c b/tests/src/test_helpers/ssl_helpers.c
index 6fbbe35..2359615 100644
--- a/tests/src/test_helpers/ssl_helpers.c
+++ b/tests/src/test_helpers/ssl_helpers.c
@@ -5,19 +5,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/ssl_helpers.h>
diff --git a/tests/src/threading_helpers.c b/tests/src/threading_helpers.c
index ae6e590..6f405b0 100644
--- a/tests/src/threading_helpers.c
+++ b/tests/src/threading_helpers.c
@@ -2,19 +2,7 @@
 
 /*
  *  Copyright The Mbed TLS Contributors
- *  SPDX-License-Identifier: Apache-2.0
- *
- *  Licensed under the Apache License, Version 2.0 (the "License"); you may
- *  not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *  http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
+ *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
 #include <test/helpers.h>
diff --git a/tests/ssl-opt-in-docker.sh b/tests/ssl-opt-in-docker.sh
index ce900e6..44e00e8 100755
--- a/tests/ssl-opt-in-docker.sh
+++ b/tests/ssl-opt-in-docker.sh
@@ -22,19 +22,7 @@
 # - ssl-opt.sh for notes about invocation of that script.
 
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 
 source tests/scripts/docker_env.sh
 
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 3a27aac..6e11b3c 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -3,19 +3,7 @@
 # ssl-opt.sh
 #
 # Copyright The Mbed TLS Contributors
-# SPDX-License-Identifier: Apache-2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
+# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
 #
 # Purpose
 #