diff --git a/index.html b/index.html
index 8cbf3ae..748515b 100644
--- a/index.html
+++ b/index.html
@@ -9,7 +9,6 @@
 
   <script src="js/marked.js"></script>
   <script src="js/ditto.js"></script>
-  <script src="js/prism.js"></script>
   <link rel="stylesheet" href="app/bower_components/normalize-css/normalize.css">
   <link rel="stylesheet" href="css/app.css">
   <title>ECMAScript 6入门</title>
@@ -37,5 +36,6 @@
       // run
       ditto.run();
   </script>
+  <script src="js/prism.js"></script>
 </body>
 </html>