diff --git a/dom/tests/mochitest/bugs/Makefile.in b/dom/tests/mochitest/bugs/Makefile.in
index e466cacd82b..0f40ddbd64b 100644
--- a/dom/tests/mochitest/bugs/Makefile.in
+++ b/dom/tests/mochitest/bugs/Makefile.in
@@ -144,7 +144,6 @@ _TEST_FILES	= \
 		test_bug648465.html \
 		test_bug654137.html \
 		test_bug684544.html \
-		test_bug696489.html \
 		test_bug698551.html \
 		test_window_bar.html \
 		file_window_bar.html \
diff --git a/dom/tests/mochitest/bugs/test_bug696489.html b/dom/tests/mochitest/bugs/test_bug696489.html
deleted file mode 100644
index 104d2922e35..00000000000
--- a/dom/tests/mochitest/bugs/test_bug696489.html
+++ /dev/null
@@ -1,34 +0,0 @@
-<!DOCTYPE HTML>
-<html>
-<!--
-https://bugzilla.mozilla.org/show_bug.cgi?id=696489
--->
-<head>
-  <meta charset="utf-8">
-  <title>Test for Bug 696489</title>
-  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
-  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
-</head>
-<body>
-<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=696489">Mozilla Bug 696489</a>
-<p id="display"></p>
-<div id="content" style="display: none">
-
-</div>
-<pre id="test">
-<script type="application/javascript">
-
-/** Test for Bug 696489 **/
-window.__proto__ = null;
-try {
-  Object.prototype.__proto__ = window;
-  ok(false, "Didn't throw for cyclic proto!");
-}
-catch (e) {
-  ok(true, "Threw like we should.");
-}
-
-</script>
-</pre>
-</body>
-</html>
