diff --git a/app/templates/auth/SignUp.html b/app/templates/auth/SignUp.html
index 7c450cbe8e7c393505cba4ffd2e27e4dd421cd47..bf35e1974a2c4242d59b48e941dea43b52044924 100644
--- a/app/templates/auth/SignUp.html
+++ b/app/templates/auth/SignUp.html
@@ -8,7 +8,7 @@
 
 <script>
     console.info('Room ID: {{ room_id }}');
-    var socket = io.connect('http://' + document.domain + ':' + location.port);
+    var socket = io.connect();
 
     socket.on( 'connect', function() {
         autofill_form("{{ username }}", "{{ fullname }}", "{{ email }}");