diff --git a/src/packages/formitem/formitem.scss b/src/packages/formitem/formitem.scss
index 87e0493648..14f3df0c56 100644
--- a/src/packages/formitem/formitem.scss
+++ b/src/packages/formitem/formitem.scss
@@ -26,7 +26,7 @@
     left: -0.8em;
   }
   .nut-form-item-labeltxt {
-    font-size: 12px;
+    font-size: $form-item-label-font-size;
     height: 10px;
     position: relative;
   }