1 files changed, 1 insertions, 1 deletions
diff --git a/docs/_zh_CN/pages/3-define-a-chain.md b/docs/_zh_CN/pages/3-define-a-chain.md
index b2850c5..f845d11 100644
--- a/docs/_zh_CN/pages/3-define-a-chain.md
+++ b/docs/_zh_CN/pages/3-define-a-chain.md
@@ -48,7 +48,7 @@ Chain 函数签名里写着它需要什么——`args: EntryGreet`
 ```rust
 // pack!(ResultName = String) 大概生成了这样的代码
  
-#[derive(Groupped)]
+#[derive(Grouped)]
 pub struct ResultName {
     pub inner: String,
 }