diff --git a/toolkit/themes/shared/menulist-shared.css b/toolkit/themes/shared/menulist-shared.css
index 5dd5549674570170a694afbd9ea4526e52e3192a..187fcb57183df6a0ab3701ab79c46d86c5e984b3 100644
--- a/toolkit/themes/shared/menulist-shared.css
+++ b/toolkit/themes/shared/menulist-shared.css
@@ -14,7 +14,8 @@
 
 :host(:not([native])) {
   appearance: none;
-  background-color: var(--button-background-color);
+  background-color: var(--zen-colors-tertiary, ButtonFace);
+  border: 1px solid var(--input-border-color, ThreeDShadow);
   color: var(--button-text-color);
   border-radius: 4px;
   padding-block: 4px;
