diff --git a/js/ui/calendar.js b/js/ui/calendar.js
index 38263e56e..b571e4c6b 100644
--- a/js/ui/calendar.js
+++ b/js/ui/calendar.js
@@ -1252,10 +1252,6 @@ const NotificationMessage = new Lang.Class({
         this.setUseBodyMarkup(n.bannerBodyMarkup);
     },
 
-    canClose: function() {
-        return !this.notification.resident;
-    },
-
     _onClicked: function() {
         this.notification.activate();
     },