diff --git a/src/components/PageHeader/demo/standard.md b/src/components/PageHeader/demo/standard.md
index 8842796dde7f939f089fd37d9ce041a10ee78262..3f9c2a819b12c670c0816c5b8b62bbde8d83f761 100644
--- a/src/components/PageHeader/demo/standard.md
+++ b/src/components/PageHeader/demo/standard.md
@@ -8,7 +8,7 @@ title: Standard
````jsx
import PageHeader from 'ant-design-pro/lib/PageHeader';
import DescriptionList from 'ant-design-pro/lib/DescriptionList';
-import { Button, Menu, Dropdown, Icon, Row, Col } from 'antd';
+import { Button, Menu, Icon, Row, Col } from 'antd';
const { Description } = DescriptionList;
@@ -17,6 +17,7 @@ const description = (