diff --git a/public/index.html b/public/index.html
index 2c1bdea..49ed018 100644
--- a/public/index.html
+++ b/public/index.html
@@ -4,7 +4,7 @@
         <meta charset="utf-8">
         <title></title>
         <script src="/socket.io/socket.io.js"></script>
-        <script src="/js/app.js" charset="utf-8"></script>
+        <script src="/js/index.js" charset="utf-8"></script>
     </head>
     <body>
         <h1>Hi</h1>
diff --git a/public/js/app.js b/public/js/index.js
similarity index 100%
rename from public/js/app.js
rename to public/js/index.js
