diff --git a/programs/ssl/query_config.c b/programs/ssl/query_config.c
index 419be6b..6d2b67b 100644
--- a/programs/ssl/query_config.c
+++ b/programs/ssl/query_config.c
@@ -2706,6 +2706,14 @@
     }
 #endif /* MBEDTLS_SSL_CONF_IGNORE_UNEXPECTED_CID */
 
+#if defined(MBEDTLS_SSL_CONF_RNG)
+    if( strcmp( "MBEDTLS_SSL_CONF_RNG", config ) == 0 )
+    {
+        MACRO_EXPANSION_TO_STR( MBEDTLS_SSL_CONF_RNG );
+        return( 0 );
+    }
+#endif /* MBEDTLS_SSL_CONF_RNG */
+
 #if defined(MBEDTLS_SSL_CONF_EXTENDED_MASTER_SECRET)
     if( strcmp( "MBEDTLS_SSL_CONF_EXTENDED_MASTER_SECRET", config ) == 0 )
     {