diff --git a/zh-cn/device-dev/subsystems/Readme-CN.md b/zh-cn/device-dev/subsystems/Readme-CN.md
index 80e5bffc1a38b4e53be776c7386415c0ae167f3e..5d0b61b469c27ba8995a85cd2c060a872e8d4440 100755
--- a/zh-cn/device-dev/subsystems/Readme-CN.md
+++ b/zh-cn/device-dev/subsystems/Readme-CN.md
@@ -71,7 +71,6 @@
     - [IPC通信鉴权开发指导](subsys-security-communicationverify.md)
     - [设备安全等级管理开发指导](subsys-security-devicesecuritylevel.md)
     - [OpenHarmony通用密钥库系统开发](subsys-security-huks-guide.md)
-)
 - 启动恢复
     - [启动恢复子系统概述](subsys-boot-overview.md)
     - init启动引导组件