diff --git a/tests/suites/test_suite_pk.function b/tests/suites/test_suite_pk.function
index 3b4b7c3c62..dceb477436 100644
--- a/tests/suites/test_suite_pk.function
+++ b/tests/suites/test_suite_pk.function
@@ -1088,7 +1088,7 @@ exit:
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_PSA_CRYPTO_C */
+/* BEGIN_CASE depends_on:MBEDTLS_PSA_CRYPTO_C:MBEDTLS_GENPRIME */
 void pk_psa_sign_ext( int pk_type, int parameter, int key_pk_type, int md_alg )
 {
     mbedtls_pk_context pk;