diff --git a/README.md b/README.md
index 89fe062..bca1c37 100644
--- a/README.md
+++ b/README.md
@@ -26,9 +26,9 @@
 
 [GeeCache](https://geektutu.com/post/geecache.html) 是一个模仿 [groupcache](https://github.com/golang/groupcache) 实现的分布式缓存系统
 
-- [第一天：LRU 缓存淘汰策略](https://geektutu.com/post/geecache-day1.html) | [Code](gee-cache/day1-lru)
-- [第二天：单机并发缓存](https://geektutu.com/post/geecache-day2.html) | [Code](gee-cache/day2-single-node)
-- [第三天：HTTP 服务端](https://geektutu.com/post/geecache-day3.html) | [Code](gee-cache/day3-http-server)
+- 第一天：[LRU 缓存淘汰策略](https://geektutu.com/post/geecache-day1.html) | [Code](gee-cache/day1-lru)
+- 第二天：[单机并发缓存](https://geektutu.com/post/geecache-day2.html) | [Code](gee-cache/day2-single-node)
+- 第三天：[HTTP 服务端](https://geektutu.com/post/geecache-day3.html) | [Code](gee-cache/day3-http-server)
 - 第四天：一致性哈希(Hash) | [Code](gee-cache/day4-consistent-hash)
 - 第五天：分布式节点 | [Code](gee-cache/day5-multi-nodes)
 - 第六天：防止缓存击穿 | [Code](gee-cache/day6-single-flight)
diff --git a/gee-cache/doc/geecache.md b/gee-cache/doc/geecache.md
index 1b38ab4..0429e78 100644
--- a/gee-cache/doc/geecache.md
+++ b/gee-cache/doc/geecache.md
@@ -58,9 +58,9 @@ github: https://github.com/geektutu/7days-golang
 
 ## 3 目录
 
-- [第一天：LRU 缓存淘汰策略](https://geektutu.com/post/geecache-day1.html) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day1-lru)
-- [第二天：单机并发缓存](https://geektutu.com/post/geecache-day2.html) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day2-single-node)
-- [第三天：HTTP 服务端](https://geektutu.com/post/geecache-day3.html) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day3-http-server)
+- 第一天：[LRU 缓存淘汰策略](https://geektutu.com/post/geecache-day1.html) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day1-lru)
+- 第二天：[单机并发缓存](https://geektutu.com/post/geecache-day2.html) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day2-single-node)
+- 第三天：[HTTP 服务端](https://geektutu.com/post/geecache-day3.html) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day3-http-server)
 - 第四天：一致性哈希(Hash) | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day4-consistent-hash)
 - 第五天：分布式节点 | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day5-multi-nodes)
 - 第六天：防止缓存击穿 | [Code - Github](https://github.com/geektutu/7days-golang/blob/master/gee-cache/day6-single-flight)
diff --git a/gee-web/doc/gee.md b/gee-web/doc/gee.md
index c2581cc..87e3a34 100644
--- a/gee-web/doc/gee.md
+++ b/gee-web/doc/gee.md
@@ -63,15 +63,16 @@ func handler(w http.ResponseWriter, r *http.Request) {
 
 ## 目录
 
-- [第一天：前置知识(http.Handler接口)](https://geektutu.com/post/gee-day1.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day1-http-base)
-- [第二天：上下文设计(Context)](https://geektutu.com/post/gee-day2.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day2-context)
-- [第三天：Tire树路由(Router)](https://geektutu.com/post/gee-day3.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day3-router)
-- [第四天：分组控制(Group)](https://geektutu.com/post/gee-day4.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day4-group)
-- [第五天：中间件(Middleware)](https://geektutu.com/post/gee-day5.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day5-middleware)
-- [第六天：HTML模板(Template)](https://geektutu.com/post/gee-day6.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day6-template)
-- [第七天：错误恢复(Panic Recover)](https://geektutu.com/post/gee-day7.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day7-panic-recover)
+- 第一天：[前置知识(http.Handler接口)](https://geektutu.com/post/gee-day1.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day1-http-base)
+- 第二天：[上下文设计(Context)](https://geektutu.com/post/gee-day2.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day2-context)
+- 第三天：[Tire树路由(Router)](https://geektutu.com/post/gee-day3.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day3-router)
+- 第四天：[分组控制(Group)](https://geektutu.com/post/gee-day4.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day4-group)
+- 第五天：[中间件(Middleware)](https://geektutu.com/post/gee-day5.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day5-middleware)
+- 第六天：[HTML模板(Template)](https://geektutu.com/post/gee-day6.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day6-template)
+- 第七天：[错误恢复(Panic Recover)](https://geektutu.com/post/gee-day7.html)，[Code - Github](https://github.com/geektutu/7days-golang/tree/master/gee-web/day7-panic-recover)
 
 ## 推荐阅读
 
 - [Go 语言简明教程](https://geektutu.com/post/quick-golang.html)
+- [Go Test 单元测试简明教程](https://geektutu.com/post/quick-golang.html)
 - [Go Gin 简明教程](https://geektutu.com/post/quick-go-gin.html)
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