diff --git a/js/ui/components/polkitAgent.js b/js/ui/components/polkitAgent.js
index e28bcec4a..ed40dbef7 100644
--- a/js/ui/components/polkitAgent.js
+++ b/js/ui/components/polkitAgent.js
@@ -52,7 +52,7 @@ var AuthenticationDialog = GObject.registerClass({
 
         this._user = AccountsService.UserManager.get_default().get_user(userName);
         let userRealName = this._user.get_real_name();
-        this._userLoadedId = this._user.connect('notify::is_loaded',
+        this._userLoadedId = this._user.connect('notify::is-loaded',
                                                 this._onUserChanged.bind(this));
         this._userChangedId = this._user.connect('changed',
                                                  this._onUserChanged.bind(this));