diff --git a/app/assets/javascripts/discourse/components/post-gap.js.es6 b/app/assets/javascripts/discourse/components/post-gap.js.es6
index a9c5f8bd63c..3c3209a89e0 100644
--- a/app/assets/javascripts/discourse/components/post-gap.js.es6
+++ b/app/assets/javascripts/discourse/components/post-gap.js.es6
@@ -1,5 +1,4 @@
 export default Ember.Component.extend({
-  classNameBindings: [':gap', 'gap::hidden'],
   classNameBindings: [':gap', ':jagged-border', 'gap::hidden'],
 
   initGaps: function(){