diff --git a/README-CN.md b/README-CN.md
index 9edbacf8dd..5198d5510c 100644
--- a/README-CN.md
+++ b/README-CN.md
@@ -275,7 +275,7 @@ apt install -y git ansible
 
 ```bash
 # Git clone the ocboot installation tool locally
-$ git clone -b release/3.8 https://github.com/yunionio/ocboot && cd ./ocboot && ./run.py 10.168.26.216
+$ git clone -b release/3.9 https://github.com/yunionio/ocboot && cd ./ocboot && ./run.py 10.168.26.216
 ```
 
 大概10-30分钟后，安装完成。访问 https://10.168.26.216 登入Cloudpods的Web控制台。初始的账号为 *admin* ，密码为 *admin@123*
diff --git a/README.md b/README.md
index d6c50fea0e..13521638fb 100644
--- a/README.md
+++ b/README.md
@@ -282,7 +282,7 @@ Run the following commands to start installing Cloudpods.
 
 ```bash
 # Git clone the ocboot installation tool locally
-$ git clone -b release/3.8 https://github.com/yunionio/ocboot && cd ./ocboot && ./run.py 10.168.26.216
+$ git clone -b release/3.9 https://github.com/yunionio/ocboot && cd ./ocboot && ./run.py 10.168.26.216
 ```
 
 It takes 10-30 minutes to finish the installation. You may visit the webconsole of Cloudpods at https://10.168.26.216. The initial login account is *admin* and password is *admin@123*.