diff --git a/userChrome.css b/userChrome.css
index 67e75a1..0cfef2f 100644
--- a/userChrome.css
+++ b/userChrome.css
@@ -842,8 +842,8 @@
     /* From mulist.css */
     xul|menulist {
       appearance: none !important;
-      background-color: var(--button-bgcolor, ButtonFace) !important;
-      color: var(--button-color, ButtonText) !important;
+      background-color: var(--in-content-button-background, ButtonFace) !important;
+      color: var(--in-content-button-text-color, ButtonText) !important;
       border-radius: 4px !important;
       padding-block: 4px !important;
       padding-inline: 12px 8px !important;