diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index a9f34d9..47d31a4 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -1585,6 +1585,24 @@
             -S "error" \
             -C "error"
 
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
+requires_config_enabled MBEDTLS_USE_PSA_CRYPTO
+requires_config_enabled MBEDTLS_X509_CRT_PARSE_C
+requires_config_enabled MBEDTLS_RSA_C
+requires_config_enabled MBEDTLS_SHA256_C
+run_test    "TLS-DHE-RSA Opaque key for client authentication" \
+            "$P_SRV auth_mode=required crt_file=data_files/server2-sha256.crt \
+             key_file=data_files/server2.key" \
+            "$P_CLI key_opaque=1 crt_file=data_files/server2-sha256.crt \
+             key_file=data_files/server2.key force_ciphersuite=TLS-DHE-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -c "key type: Opaque" \
+            -c "Ciphersuite is TLS-DHE-RSA" \
+            -s "Verifying peer X.509 certificate... ok" \
+            -s "Ciphersuite is TLS-DHE-RSA" \
+            -S "error" \
+            -C "error"
+
 # Test using an EC opaque private key for server authentication
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
 requires_config_enabled MBEDTLS_USE_PSA_CRYPTO
@@ -1642,6 +1660,25 @@
             -S "error" \
             -C "error"
 
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
+requires_config_enabled MBEDTLS_USE_PSA_CRYPTO
+requires_config_enabled MBEDTLS_X509_CRT_PARSE_C
+requires_config_enabled MBEDTLS_ECDSA_C
+requires_config_enabled MBEDTLS_RSA_C
+requires_config_enabled MBEDTLS_SHA256_C
+run_test    "TLS-DHE-RSA Opaque key for server authentication" \
+            "$P_SRV auth_mode=required key_opaque=1 crt_file=data_files/server2-sha256.crt \
+             key_file=data_files/server2.key" \
+            "$P_CLI crt_file=data_files/server2-sha256.crt \
+             key_file=data_files/server2.key force_ciphersuite=TLS-DHE-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -c "Verifying peer X.509 certificate... ok" \
+            -c "Ciphersuite is TLS-DHE-RSA" \
+            -s "key types: Opaque, none" \
+            -s "Ciphersuite is TLS-DHE-RSA" \
+            -S "error" \
+            -C "error"
+
 # Test using an EC opaque private key for client/server authentication
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
 requires_config_enabled MBEDTLS_USE_PSA_CRYPTO
@@ -1685,6 +1722,27 @@
             -S "error" \
             -C "error"
 
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
+requires_config_enabled MBEDTLS_USE_PSA_CRYPTO
+requires_config_enabled MBEDTLS_X509_CRT_PARSE_C
+requires_config_enabled MBEDTLS_ECDSA_C
+requires_config_enabled MBEDTLS_RSA_C
+requires_config_enabled MBEDTLS_SHA256_C
+run_test    "TLS-DHE-RSA Opaque key for client/server authentication" \
+            "$P_SRV auth_mode=required key_opaque=1 crt_file=data_files/server2-sha256.crt \
+             key_file=data_files/server2.key" \
+            "$P_CLI key_opaque=1 crt_file=data_files/server2-sha256.crt \
+             key_file=data_files/server2.key force_ciphersuite=TLS-DHE-RSA-WITH-AES-128-CBC-SHA" \
+            0 \
+            -c "key type: Opaque" \
+            -c "Verifying peer X.509 certificate... ok" \
+            -c "Ciphersuite is TLS-DHE-RSA" \
+            -s "key types: Opaque, none" \
+            -s "Verifying peer X.509 certificate... ok" \
+            -s "Ciphersuite is TLS-DHE-RSA" \
+            -S "error" \
+            -C "error"
+
 # Test ciphersuites which we expect to be fully supported by PSA Crypto
 # and check that we don't fall back to Mbed TLS' internal crypto primitives.
 run_test_psa TLS-ECDHE-ECDSA-WITH-AES-128-CCM