diff --git a/app/assets/stylesheets/application/topic-post.css.scss b/app/assets/stylesheets/application/topic-post.css.scss
index 8b5653fe0ae..18f18c941f6 100644
--- a/app/assets/stylesheets/application/topic-post.css.scss
+++ b/app/assets/stylesheets/application/topic-post.css.scss
@@ -347,7 +347,7 @@
     }
   }
   .reply-to-tab {
-    z-index: 999;
+    z-index: 980;
     font-size: 12px;
     color: $darkish_gray;
     display: block;