diff --git a/tests/unit/widget/widget_core.js b/tests/unit/widget/widget_core.js
index edf1ae0fc7..2e55ad7031 100644
--- a/tests/unit/widget/widget_core.js
+++ b/tests/unit/widget/widget_core.js
@@ -1031,7 +1031,7 @@ test( "redefine", function() {
 	$.widget( "ui.testWidget", $.ui.testWidget, {
 		method: function( str ) {
 			equal( str, "foo", "new invoked with correct parameter" );
-			this._super();
+			this._super( "bar" );
 		}
 	});