diff --git a/less/button-groups.less b/less/button-groups.less
index fbcdf457b5..f84febbd56 100644
--- a/less/button-groups.less
+++ b/less/button-groups.less
@@ -18,10 +18,6 @@
     &.active {
       z-index: 2;
     }
-    &:focus {
-      // Remove focus outline when dropdown JS adds it after closing the menu
-      outline: 0;
-    }
   }
 }