diff --git a/index.html b/index.html
index 7edf872..2f9638e 100755
--- a/index.html
+++ b/index.html
@@ -40,7 +40,7 @@
       <p>Ported to ES6 by <a href="https://twitter.com/kentcdodds">Kent C. Dodds</a></p>
       <p>Part of <a href="http://todomvc.com">TodoMVC</a></p>
     </footer>
-    <script src="https://cdn.polyfill.io/v2/polyfill.min.js?ua=Mozilla/5.0%20(Windows;%20U;%20MSIE%209.0;%20WIndows%20NT%209.0;%20en-US))&features=default,Promise&flags=gated"></script>
+    <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=default,Promise"></script>
     <script src="bundle.js"></script>
   </body>
 </html>