diff --git a/day04/README.md b/day04/README.md
index 847319c..7804dd3 100644
--- a/day04/README.md
+++ b/day04/README.md
@@ -1,6 +1,6 @@
 # 结构体(2)与指针
 
 + [Go语言结构体](./struct/README.md)
-+ [Go语言指针】【](./pointer/README.md)
++ [Go语言指针](./pointer/README.md)
 + [扩展: Go语言反射](./reflect/README.md)
 + [条件语句](./condition/README.md)
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