diff --git a/apps/roles/role_init/README.md b/apps/roles/role_init/README.md
index da974632..ec667f93 100644
--- a/apps/roles/role_init/README.md
+++ b/apps/roles/role_init/README.md
@@ -12,21 +12,16 @@ Ansible Role: init
 | Operating system | CentOS7.x Ubuntu AmazonLinux |
 | Python 版本 | Python2  |
 | Python 组件 |    |
-| Runtime | MySQL, MariaDB, PostgreSQL, MongoDB |
+| Runtime | Docker and DB |
 
 
 ## Related roles
 
-本 Role 在语法上引用了主变量，程序运行时需要确保已经运行： mysql | mariadb | postgresql | mongodb 等 Role。以 mysql 为例：
+本 Role 引用范例：
 
 ```
   roles:
-   - {role: role_common, tags: "role_common"}   
-   - {role: role_cloud, tags: "role_cloud"}
-   - {role: role_mysql, tags: "role_mysql"}
-   - {role: role_docker, tags: "role_docker"}
-   - {role: role_docker_phpmyadmin, tags: "role_docker_phpmyadmin"}
-   - {role: role_init_password, tags: "role_init_password"} 
+   - {role: role_init, tags: "role_init"} 
 ```