diff --git a/toolkit/themes/shared/menu-shared.css b/toolkit/themes/shared/menu-shared.css
index 40b4fdd66cf54f9d16be2c78be1b003abbd91e60..6be265511e625f78551c07cf21234f47fba9ed1d 100644
--- a/toolkit/themes/shared/menu-shared.css
+++ b/toolkit/themes/shared/menu-shared.css
@@ -100,13 +100,7 @@ menucaption {
   list-style-image: none;
   max-width: 42em;
 
-  @media (-moz-platform: linux) {
-    padding: 4px 6px;
-  }
-
-  @media (-moz-platform: macos) {
-    padding: 3px 9px;
-  }
+  padding: 6px 5px;
 }
 
 menu,
