diff --git a/static/themes/default/css/main.css b/static/themes/default/css/main.css
index e5d9d10a7..cc9f58bc4 100644
--- a/static/themes/default/css/main.css
+++ b/static/themes/default/css/main.css
@@ -1027,6 +1027,7 @@ img.notification-icon {
         display: block;
     }
 
+    .collapsing .notifications-dropdown,
     .collapse .notifications-dropdown {
         display: none;
     }