diff --git a/README.md b/README.md
index f8c1e2b..1ce2888 100644
--- a/README.md
+++ b/README.md
@@ -10,4 +10,5 @@
 + [基础语法与环境搭建](./day01/README.md)
 + [复合数据结构](./day02/README.md)
 + [函数与结构体](./day03/README.md)
-+ [结构体(2)与指针与条件语句](./day04/README.md)
\ No newline at end of file
++ [结构体(2)与指针与条件语句](./day04/README.md)
++ [循环语句以及Go语言接口](./day05/README.md)
\ No newline at end of file