diff --git a/static/sfu.js b/static/sfu.js
index 308fe7c..b4064db 100644
--- a/static/sfu.js
+++ b/static/sfu.js
@@ -95,6 +95,7 @@ function setConnected(connected) {
         userform.classList.add('userform');
         userform.classList.remove('userform-invisible');
         disconnectbutton.classList.add('disconnect-invisible');
+        permissions={};
     }
 }