diff --git a/docs/zh-cn/api/wrapper/attributes.md b/docs/zh-cn/api/wrapper/attributes.md
index 53c924a1f..0ea1df188 100644
--- a/docs/zh-cn/api/wrapper/attributes.md
+++ b/docs/zh-cn/api/wrapper/attributes.md
@@ -13,3 +13,4 @@ import Foo from './Foo.vue'
 
 const wrapper = mount(Foo)
 expect(wrapper.attributes().id).toBe('foo')
+```