diff --git a/app/utils/auth.coffee b/app/utils/auth.coffee
index 31b8c697..be66ccf0 100644
--- a/app/utils/auth.coffee
+++ b/app/utils/auth.coffee
@@ -99,7 +99,7 @@ Auth = Ember.Object.extend
         else
           @signOut()
       , (status, xhr) =>
-        @signOut() if status == 403
+        @signOut() if status == 403 || status == 404
 
   signedIn: (->
     @get('state') == 'signed-in'