diff --git a/app/assets/javascripts/discourse/views/topic-footer-main-buttons.js.es6 b/app/assets/javascripts/discourse/views/topic-footer-main-buttons.js.es6
index 8ee440935..8ba528855 100644
--- a/app/assets/javascripts/discourse/views/topic-footer-main-buttons.js.es6
+++ b/app/assets/javascripts/discourse/views/topic-footer-main-buttons.js.es6
@@ -26,5 +26,6 @@ export default ContainerView.extend({
     if (this.get('topic.details.can_create_post')) {
       this.attachViewClass('reply-button');
     }
+    this.trigger('additionalButtons', this);
   }
 });