diff --git a/tests/suites/test_suite_pk.function b/tests/suites/test_suite_pk.function
index 89d18ad..8b95bab 100644
--- a/tests/suites/test_suite_pk.function
+++ b/tests/suites/test_suite_pk.function
@@ -669,7 +669,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:MBEDTLS_ECDSA_C */
+/* BEGIN_CASE depends_on:MBEDTLS_ECDSA_C:!MBEDTLS_USE_TINYCRYPT */
 void pk_ec_test_vec( int type, int id, data_t * key, data_t * hash,
                      data_t * sig, int ret )
 {