diff --git a/app/assets/javascripts/discourse/controllers/topic.js.es6 b/app/assets/javascripts/discourse/controllers/topic.js.es6
index ce128f9fdfa..ce13719f3be 100644
--- a/app/assets/javascripts/discourse/controllers/topic.js.es6
+++ b/app/assets/javascripts/discourse/controllers/topic.js.es6
@@ -912,6 +912,7 @@ export default Ember.Controller.extend(SelectedPostsCount, BufferedContent, {
       if (data.reload_topic) {
         topic.reload().then(() => {
           this.send('postChangedRoute', topic.get('post_number') || 1);
+          this.appEvents.trigger('header:show-topic', topic);
         });
       } else {
         if (topic.get('isPrivateMessage') &&