diff --git a/userChrome.css b/userChrome.css
index 30d69ca..a29095e 100644
--- a/userChrome.css
+++ b/userChrome.css
@@ -790,7 +790,7 @@ menu[disabled="true"] {
   /*- Toolbar ----------------------------------------------------------------*/
   :root:not(:-moz-lwtheme) #navigator-toolbox,
   :root[lwt-default-theme-in-dark-mode] #navigator-toolbox {
-    appearance: auto !important;
+    background-color: var(--mac-bgcolor) !important;
   }
 
   :root:not(:-moz-lwtheme) #titlebar {