diff --git a/library/psa_crypto_mac.c b/library/psa_crypto_mac.c
index 7e0a832..cf2f072 100644
--- a/library/psa_crypto_mac.c
+++ b/library/psa_crypto_mac.c
@@ -667,108 +667,6 @@
     return( mac_abort( operation ) );
 }
 
-psa_status_t mbedtls_opaque_test_driver_mac_compute(
-    const psa_key_attributes_t *attributes,
-    const uint8_t *key_buffer,
-    size_t key_buffer_size,
-    psa_algorithm_t alg,
-    const uint8_t *input,
-    size_t input_length,
-    uint8_t *mac,
-    size_t mac_size,
-    size_t *mac_length )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) attributes;
-    (void) key_buffer;
-    (void) key_buffer_size;
-    (void) alg;
-    (void) input;
-    (void) input_length;
-    (void) mac;
-    (void) mac_size;
-    (void) mac_length;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
-psa_status_t mbedtls_opaque_test_driver_mac_sign_setup(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const psa_key_attributes_t *attributes,
-    const uint8_t *key_buffer,
-    size_t key_buffer_size,
-    psa_algorithm_t alg )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) operation;
-    (void) attributes;
-    (void) key_buffer;
-    (void) key_buffer_size;
-    (void) alg;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
-psa_status_t mbedtls_opaque_test_driver_mac_verify_setup(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const psa_key_attributes_t *attributes,
-    const uint8_t *key_buffer,
-    size_t key_buffer_size,
-    psa_algorithm_t alg )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) operation;
-    (void) attributes;
-    (void) key_buffer;
-    (void) key_buffer_size;
-    (void) alg;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
-psa_status_t mbedtls_opaque_test_driver_mac_update(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const uint8_t *input,
-    size_t input_length )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) operation;
-    (void) input;
-    (void) input_length;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
-psa_status_t mbedtls_opaque_test_driver_mac_sign_finish(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    uint8_t *mac,
-    size_t mac_size,
-    size_t *mac_length )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) operation;
-    (void) mac;
-    (void) mac_size;
-    (void) mac_length;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
-psa_status_t mbedtls_opaque_test_driver_mac_verify_finish(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const uint8_t *mac,
-    size_t mac_length )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) operation;
-    (void) mac;
-    (void) mac_length;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
-psa_status_t mbedtls_opaque_test_driver_mac_abort(
-    mbedtls_opaque_test_driver_mac_operation_t *operation )
-{
-    /* Opaque driver testing is not implemented yet through this mechanism. */
-    (void) operation;
-    return( PSA_ERROR_NOT_SUPPORTED );
-}
-
 #endif /* PSA_CRYPTO_DRIVER_TEST */
 
 #endif /* MBEDTLS_PSA_CRYPTO_C */
diff --git a/library/psa_crypto_mac.h b/library/psa_crypto_mac.h
index 9b81e73..c0948dc 100644
--- a/library/psa_crypto_mac.h
+++ b/library/psa_crypto_mac.h
@@ -323,50 +323,6 @@
 psa_status_t mbedtls_transparent_test_driver_mac_abort(
     mbedtls_transparent_test_driver_mac_operation_t *operation );
 
-psa_status_t mbedtls_opaque_test_driver_mac_compute(
-    const psa_key_attributes_t *attributes,
-    const uint8_t *key_buffer,
-    size_t key_buffer_size,
-    psa_algorithm_t alg,
-    const uint8_t *input,
-    size_t input_length,
-    uint8_t *mac,
-    size_t mac_size,
-    size_t *mac_length );
-
-psa_status_t mbedtls_opaque_test_driver_mac_sign_setup(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const psa_key_attributes_t *attributes,
-    const uint8_t *key_buffer,
-    size_t key_buffer_size,
-    psa_algorithm_t alg );
-
-psa_status_t mbedtls_opaque_test_driver_mac_verify_setup(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const psa_key_attributes_t *attributes,
-    const uint8_t *key_buffer,
-    size_t key_buffer_size,
-    psa_algorithm_t alg );
-
-psa_status_t mbedtls_opaque_test_driver_mac_update(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const uint8_t *input,
-    size_t input_length );
-
-psa_status_t mbedtls_opaque_test_driver_mac_sign_finish(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    uint8_t *mac,
-    size_t mac_size,
-    size_t *mac_length );
-
-psa_status_t mbedtls_opaque_test_driver_mac_verify_finish(
-    mbedtls_opaque_test_driver_mac_operation_t *operation,
-    const uint8_t *mac,
-    size_t mac_length );
-
-psa_status_t mbedtls_opaque_test_driver_mac_abort(
-    mbedtls_opaque_test_driver_mac_operation_t *operation );
-
 #endif /* PSA_CRYPTO_DRIVER_TEST */
 
 #endif /* PSA_CRYPTO_MAC_H */
diff --git a/tests/src/drivers/test_driver_mac.c b/tests/src/drivers/test_driver_mac.c
index 3b766dc..4e25370 100644
--- a/tests/src/drivers/test_driver_mac.c
+++ b/tests/src/drivers/test_driver_mac.c
@@ -211,11 +211,16 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_compute(
-                attributes, key_buffer, key_buffer_size, alg,
-                input, input_length,
-                mac, mac_size, mac_length );
+        (void) attributes;
+        (void) key_buffer;
+        (void) key_buffer_size;
+        (void) alg;
+        (void) input;
+        (void) input_length;
+        (void) mac;
+        (void) mac_size;
+        (void) mac_length;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );
@@ -237,9 +242,12 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_sign_setup(
-                operation, attributes, key_buffer, key_buffer_size, alg );
+        (void) operation;
+        (void) attributes;
+        (void) key_buffer;
+        (void) key_buffer_size;
+        (void) alg;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );
@@ -261,9 +269,12 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_verify_setup(
-                operation, attributes, key_buffer, key_buffer_size, alg );
+        (void) operation;
+        (void) attributes;
+        (void) key_buffer;
+        (void) key_buffer_size;
+        (void) alg;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );
@@ -283,9 +294,10 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_update(
-                operation, input, input_length );
+        (void) operation;
+        (void) input;
+        (void) input_length;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );
@@ -306,9 +318,11 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_sign_finish(
-                operation, mac, mac_size, mac_length );
+        (void) operation;
+        (void) mac;
+        (void) mac_size;
+        (void) mac_length;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );
@@ -328,9 +342,10 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_verify_finish(
-                operation, mac, mac_length );
+        (void) operation;
+        (void) mac;
+        (void) mac_length;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );
@@ -348,8 +363,8 @@
     }
     else
     {
-        mbedtls_test_driver_mac_hooks.driver_status =
-            mbedtls_opaque_test_driver_mac_abort( operation );
+        (void) operation;
+        mbedtls_test_driver_mac_hooks.driver_status = PSA_ERROR_NOT_SUPPORTED;
     }
 
     return( mbedtls_test_driver_mac_hooks.driver_status );