diff --git a/tests/suites/test_suite_asn1write.function b/tests/suites/test_suite_asn1write.function
index fc5fd8a2e..2ff9398a5 100644
--- a/tests/suites/test_suite_asn1write.function
+++ b/tests/suites/test_suite_asn1write.function
@@ -83,7 +83,7 @@ void mbedtls_asn1_write_ia5_string( char *str, char *hex_asn1,
 }
 /* END_CASE */
 
-/* BEGIN_CASE */
+/* BEGIN_CASE depends_on:MBEDTLS_ASN1PARSE_C */
 void mbedtls_asn1_write_len( int len, char *check_str, int buf_len,
                              int result )
 {