diff --git a/app/assets/javascripts/app/controllers/_profile/notification.coffee b/app/assets/javascripts/app/controllers/_profile/notification.coffee
index d19b8ac21..3de8f3e2b 100644
--- a/app/assets/javascripts/app/controllers/_profile/notification.coffee
+++ b/app/assets/javascripts/app/controllers/_profile/notification.coffee
@@ -135,12 +135,13 @@ class Index extends App.ControllerSubContent
               }
 
     # check missing channels
-    for key, value of params['notification_config']['matrix']
-      if !value.channel
-        value.channel = {
-          email:  false
-          online: true
-        }
+    if params['notification_config']
+      for key, value of params['notification_config']['matrix']
+        if !value.channel
+          value.channel = {
+            email:  false
+            online: true
+          }
 
     if !params.notification_config.group_ids || _.isEmpty(params.notification_config.group_ids)
       params.notification_config.group_ids = ['-']