diff --git a/docs/migration-to-vue3.md b/docs/migration-to-vue3.md
index bf3a59291c2af3ba7647ba38c92cdaa5462f290c..312310234f0fc94610e2cd1411a783115bd8c4b3 100644
--- a/docs/migration-to-vue3.md
+++ b/docs/migration-to-vue3.md
@@ -304,43 +304,42 @@
```js
// 方式一:在 B 页面
```
```js
// 方式二:在 B 页面 setup() 中
-
```