diff --git a/programs/ssl/ssl_client1.c b/programs/ssl/ssl_client1.c
index bf7c013..a7e4513 100644
--- a/programs/ssl/ssl_client1.c
+++ b/programs/ssl/ssl_client1.c
@@ -70,6 +70,14 @@
 
 #define DEBUG_LEVEL 1
 
+#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
+
 static void my_debug( void *ctx, int level,
                       const char *file, int line,
                       const char *str )