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