1 files changed, 2 insertions, 2 deletions
diff --git a/dom/browser-element/mochitest/browserElement_ScrollEvent.js b/dom/browser-element/mochitest/browserElement_ScrollEvent.js
index 5c4b4dcf9..06dc91b86 100644
--- a/dom/browser-element/mochitest/browserElement_ScrollEvent.js
+++ b/dom/browser-element/mochitest/browserElement_ScrollEvent.js
@@ -16,8 +16,8 @@ function runTest() {
   iframe.addEventListener("mozbrowserscroll", function(e) {
     ok(true, "got mozbrowserscroll event.");
     ok(e.detail, "event.detail is not null.");
-    ok(e.detail.top === 4000, "top position is correct.");
-    ok(e.detail.left === 4000, "left position is correct.");
+    ok(Math.round(e.detail.top) == 4000, "top position is correct.");
+    ok(Math.round(e.detail.left) == 4000, "left position is correct.");
     SimpleTest.finish();
   });