diff --git a/Examples/test-suite/overload_extend.i b/Examples/test-suite/overload_extend.i
index c32a07f57..acabdd5e8 100644
--- a/Examples/test-suite/overload_extend.i
+++ b/Examples/test-suite/overload_extend.i
@@ -8,11 +8,12 @@
 %typemap(default) double y "$1=1000;";
 #endif
 
-#ifdef SWIGLUA	// lua only has one numeric type, so some overloads shadow each other creating warnings
-%warnfilter(SWIGWARN_LANG_OVERLOAD_SHADOW) test;
-#endif
-
+#ifdef SWIGLUA
+// lua only has one numeric type, so some overloads shadow each other creating warnings
+%warnfilter(SWIGWARN_PARSE_REDEFINED, SWIGWARN_LANG_OVERLOAD_SHADOW) Foo::test;
+#else
 %warnfilter(SWIGWARN_PARSE_REDEFINED) Foo::test; 
+#endif