diff --git a/js/ui/closeDialog.js b/js/ui/closeDialog.js
index 252012053e..29b0b9c718 100644
--- a/js/ui/closeDialog.js
+++ b/js/ui/closeDialog.js
@@ -44,9 +44,9 @@ var CloseDialog = GObject.registerClass({
         let windowApp = tracker.get_window_app(this._window);
 
         /* Translators: %s is an application name */
-        let title = _('“%s” Is Not Responding').format(windowApp.get_name());
+        let title = _('%s is not responding').format(windowApp.get_name());
         let description = _('You may choose to wait a short while for it to ' +
-                            'continue or force the app to quit entirely');
+                            'continue or force the app to quit entirely.');
         return new Dialog.MessageDialogContent({title, description});
     }