From 95644c72fadb980f01250e05420a98d775a82369 Mon Sep 17 00:00:00 2001
From: lewzylu <327874225@qq.com>
Date: Mon, 23 Oct 2017 15:13:02 +0800
Subject: [PATCH] Update README.md

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

diff --git a/README.md b/README.md
index c922957..c1d77c6 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@ cos-php-sdk：php sdk for [腾讯云对象存储服务](https://www.qcloud.com/p
 ===================================================================================================
 
 ### 安装（直接下载源码集成）
+若出现下载失败的问题，请将代码升级到最新的版本(>=v4.3.7)。
 直接从[github](https://github.com/tencentyun/cos-php-sdk-v4)下载源码，然后在您的程序中加载cos-php-sdk-v4/include.php就可以了。
 
 ### 修改配置