diff --git a/index.html b/index.html
index e3062e6..8552fd6 100644
--- a/index.html
+++ b/index.html
@@ -206,7 +206,7 @@
   }
 
 </style>
-<script type="text/javascript" src="//www.gstatic.com/cv/js/sender/v1/cast_sender.js"></script>
+<script src="https://www.gstatic.com/cv/js/sender/v1/cast_sender.js?loadCastFramework=1"></script>
 <script type="text/javascript">
 var applicationID = '5C3F0A3C';
 var namespace = 'urn:x-cast:es.offd.dashcast';