diff --git a/index.html b/index.html
index 22ae94d..66e5bb1 100644
--- a/index.html
+++ b/index.html
@@ -37,7 +37,7 @@
                   window.RTCPeerConnection = win.RTCPeerConnection;
                   window.mozRTCPeerConnection = win.mozRTCPeerConnection;
                   window.webkitRTCPeerConnection = win.webkitRTCPeerConnection;
-                  var RTCPeerConnection = window.RTCPeerConnection
+                  RTCPeerConnection = window.RTCPeerConnection
                       || window.mozRTCPeerConnection
                       || window.webkitRTCPeerConnection;
                 }