diff --git a/AppKit/CPWebView.j b/AppKit/CPWebView.j
index daacbc3c0..0370e1644 100644
--- a/AppKit/CPWebView.j
+++ b/AppKit/CPWebView.j
@@ -962,7 +962,7 @@ CPWebViewAppKitScrollMaxPollCount                  = 3;
     {
         try
         {
-            return _window[methodName].apply(args);
+            return _window[methodName].apply(this, args);
         }
         catch (e)
         {