diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index 15c778d..098c138 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -314,6 +314,14 @@
 #define ALPN_LIST_SIZE  10
 #define CURVE_LIST_SIZE 20
 
+#if defined( MBEDTLS_CHECK_PARAMS ) && defined(MBEDTLS_PLATFORM_C)
+void mbedtls_param_failed( char* failure_condition, char* file, int line )
+{
+    mbedtls_printf("%s:%i: Input param failed - %sn", file, line,                           failure_condition );
+    mbedtls_exit( MBEDTLS_EXIT_FAILURE );
+}
+#endif
+
 /*
  * global options
  */