diff --git a/app/assets/stylesheets/common/base/topic-admin-menu.scss b/app/assets/stylesheets/common/base/topic-admin-menu.scss
index 73e6a896e23..3e7e846e768 100644
--- a/app/assets/stylesheets/common/base/topic-admin-menu.scss
+++ b/app/assets/stylesheets/common/base/topic-admin-menu.scss
@@ -4,7 +4,7 @@
   position: fixed;
   top: 120px;
   right: 10px;
-  z-index: 1000;
+  z-index: 999;
   outline: 0;
 }