From 2576336174844e65727a772f90fca81bb0b93817 Mon Sep 17 00:00:00 2001
From: glight2000 <173959153@qq.com>
Date: Tue, 8 Dec 2015 20:09:11 +0800
Subject: [PATCH] Update directory.md

---
 eBook/directory.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/eBook/directory.md b/eBook/directory.md
index 3474898..2b930af 100644
--- a/eBook/directory.md
+++ b/eBook/directory.md
@@ -137,6 +137,7 @@
     - 13.10 [性能调试：分析并优化 Go 程序](13.10.md)
 - 第14章：[协程（goroutine）与通道（channel）](14.0.md)
 - 第15章：[网络、模版与网页应用](15.0.md)
+    - 13.1 [tcp服务器](15.1.md)
 
 ## 第四部分：实际应用