diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 2b71335c95..8d054a466c 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -4105,12 +4105,6 @@ tooltip.csd {
     @at-root %selected_items_disabled,
     &:disabled { color: mix($selected_fg_color, $selected_bg_color, 50%); }
 
-    @at-root %selected_items_backdrop,
-    &:backdrop {
-      color: $backdrop_selected_fg_color;
-
-      &:disabled { color: mix($backdrop_selected_fg_color, $selected_bg_color, 30%); }
-    }
   }
 }