From 84b742315ab2389c90d0d4dbc6440de3afeea681 Mon Sep 17 00:00:00 2001
From: David Chen <mgtc@users.noreply.github.com>
Date: Thu, 2 Mar 2017 16:56:35 +0800
Subject: [PATCH] Update README-zh.md (#648)

---
 README-zh.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README-zh.md b/README-zh.md
index 5ef4d15..f4f3912 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -153,7 +153,7 @@ Homestead 是一个工具,为你控制虚拟机(使用Homestead特殊命令)。V
 ## 演示视频
 还有什么比**演示视频**好：
 
-- LaraDock v4.0 (即将到来的...)
+- LaraDock [v4.0](https://www.youtube.com/watch?v=TQii1jDa96Y)
 - LaraDock [v2.2](https://www.youtube.com/watch?v=-DamFMczwDA)
 - LaraDock [v0.3](https://www.youtube.com/watch?v=jGkyO6Is_aI)
 - LaraDock [v0.1](https://www.youtube.com/watch?v=3YQsHe6oF80)