diff --git a/index.html b/index.html
index f4fc25d..9c39cc4 100644
--- a/index.html
+++ b/index.html
@@ -4,6 +4,6 @@
     </head>
     <body>
         <canvas id="glCanvas" width="288" height="512"></canvas>
-        <script src="flappy-webgl2.js"></script>
+        <script src="flappy-webgl2.js?v2"></script>
     </body>
 </html>
\ No newline at end of file
