diff --git a/docs/upload/demo/limit.md b/docs/upload/demo/limit.md
index 6d5208e5f6..37b426b574 100644
--- a/docs/upload/demo/limit.md
+++ b/docs/upload/demo/limit.md
@@ -24,23 +24,29 @@ Waring: `https://www.easy-mock.com/mock/5b713974309d0d7d107a74a3/alifd/upload` A
 ````jsx
 import { Upload, Button } from '@alifd/next';
 
+const onError = (file, fileList) => {
+    console.log('Exceed limit', file, fileList);
+};
+
 ReactDOM.render((
-    <Upload
-        action="https://www.easy-mock.com/mock/5b713974309d0d7d107a74a3/alifd/upload"
-        limit={3}
-        multiple
-        listType="text"
-        defaultValue={[{
-            name: 'IMG.png',
-            state: 'done',
-            size: 1024,
-            downloadURL: 'https://img.alicdn.com/tps/TB19O79MVXXXXcZXVXXXXXXXXXX-1024-1024.jpg',
-            fileURL: 'https://img.alicdn.com/tps/TB19O79MVXXXXcZXVXXXXXXXXXX-1024-1024.jpg',
-            imgURL: 'https://img.alicdn.com/tps/TB19O79MVXXXXcZXVXXXXXXXXXX-1024-1024.jpg'
-        }]}
-    >
-        <Button type="primary" style={{margin: '0 0 10px'}}>Upload File</Button>
-    </Upload>
+    <div>
+        <Upload
+            action="https://www.easy-mock.com/mock/5b713974309d0d7d107a74a3/alifd/upload"
+            limit={2}
+            multiple
+            listType="text"
+            onError={onError}
+            defaultValue={[{
+                name: 'IMG.png',
+                state: 'done',
+                size: 1024,
+                downloadURL: 'https://img.alicdn.com/tps/TB19O79MVXXXXcZXVXXXXXXXXXX-1024-1024.jpg',
+                fileURL: 'https://img.alicdn.com/tps/TB19O79MVXXXXcZXVXXXXXXXXXX-1024-1024.jpg',
+                imgURL: 'https://img.alicdn.com/tps/TB19O79MVXXXXcZXVXXXXXXXXXX-1024-1024.jpg'
+            }]}>
+            <Button type="primary" style={{margin: '0 0 10px'}}>Upload File</Button>
+        </Upload>
+    </div>
 ), mountNode);
 
 ````