diff --git a/app/design/adminhtml/Magento/backend/web/css/source/forms/_temp.less b/app/design/adminhtml/Magento/backend/web/css/source/forms/_temp.less
index 5d9bf80ce2255..71f57b765ff0e 100644
--- a/app/design/adminhtml/Magento/backend/web/css/source/forms/_temp.less
+++ b/app/design/adminhtml/Magento/backend/web/css/source/forms/_temp.less
@@ -470,8 +470,6 @@ label.mage-error {
     }
 
     .admin__data-grid-header-row {
-        &:extend(.abs-cleafix);
-
         .action-select-multiselect {
             -webkit-appearance: menulist-button;
             appearance: menulist-button;