diff --git a/framework/core/less/forum/Post.less b/framework/core/less/forum/Post.less
index 8e6378858..31201f8bd 100644
--- a/framework/core/less/forum/Post.less
+++ b/framework/core/less/forum/Post.less
@@ -144,7 +144,7 @@
 }
 
 .Post--hidden {
-  .Post-header, .Post-header a, .Post-user h3, .Post-user h3 a {
+  .Post-header, .Post-header a, .PostUser h3, .PostUser h3 a {
     color: @muted-more-color;
   }
   .Post-body, .Post-footer, h3 .Avatar, .PostUser-badges {