diff --git a/docs/example/tests.html b/docs/example/tests.html
index b4c8a7354e..77e99ddf2a 100644
--- a/docs/example/tests.html
+++ b/docs/example/tests.html
@@ -3,13 +3,13 @@
   <head>
     <meta charset="utf-8">
     <title>Mocha</title>
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/mocha/4.0.1/mocha.min.css">
+    <link rel="stylesheet" href="https://unpkg.com/mocha/mocha.css">
     <link rel="shortcut icon" href="../favicon.ico">
   </head>
   <body>
     <div id="mocha"></div>
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/mocha/4.0.1/mocha.min.js"></script>
-    <script src="https://cdnjs.cloudflare.com/ajax/libs/chai/4.1.2/chai.min.js"></script>
+    <script src="https://unpkg.com/mocha/mocha.js"></script>
+    <script src="https://unpkg.com/chai/chai.js"></script>
     <script>mocha.setup('bdd')</script>
     <script>expect = chai.expect</script>
     <script src="Array.js"></script>
