diff --git a/js/ui/messageTray.js b/js/ui/messageTray.js
index 00a2a9b66..d88ef4223 100644
--- a/js/ui/messageTray.js
+++ b/js/ui/messageTray.js
@@ -572,6 +572,7 @@ export const Source = GObject.registerClass({
 
         this.emit('notification-added', notification);
         this.emit('notification-request-banner', notification);
+        this.countUpdated();
     }
 
     destroy(reason) {