diff --git a/dom/events/test/test_bug946632.html b/dom/events/test/test_bug946632.html
index 3ef7b815fd7e..080285259b51 100644
--- a/dom/events/test/test_bug946632.html
+++ b/dom/events/test/test_bug946632.html
@@ -144,7 +144,7 @@ function nextTest()
   window.waitForAllPaintsFlushed(function() {
     prepare(test.check);
 
-    sendWheelAndPaint(input, 5, 5, test.event, function() {
+    sendWheelAndPaint(input, 8, 6, test.event, function() {
       // Do nothing - we wait for the scroll event.
     });
   });