diff --git a/packages/theme-chalk/src/form.scss b/packages/theme-chalk/src/form.scss
index 1999b402b6..ecd9a5e23b 100644
--- a/packages/theme-chalk/src/form.scss
+++ b/packages/theme-chalk/src/form.scss
@@ -127,6 +127,7 @@ $form-item-label-top-margin-bottom: map.merge(
       margin-bottom: #{map.get($form-item-margin-bottom, $size)};
 
       @include e(label) {
+        height: #{map.get($form-item-line-height, $size)};
         line-height: #{map.get($form-item-line-height, $size)};
       }
       @include e(content) {