diff --git a/less/mixins.less b/less/mixins.less
index b54b05c4ee..02040ac659 100644
--- a/less/mixins.less
+++ b/less/mixins.less
@@ -366,6 +366,7 @@
   &.disabled,
   &[disabled],
   fieldset[disabled] & {
+    &,
     &:hover,
     &:focus,
     &:active,