diff --git a/zh-cn/application-dev/security/permission-list.md b/zh-cn/application-dev/security/permission-list.md
index e00500908a0fb1803bc3239880b7f63f9251371f..cda3dae3a2b85cc32f4b8676c31fcbdbd378a4c3 100644
--- a/zh-cn/application-dev/security/permission-list.md
+++ b/zh-cn/application-dev/security/permission-list.md
@@ -860,7 +860,7 @@
 
 ## ohos.permission.SET_ABILITY_CONTROLLER
 
-允许应用拦截Ability组件启动，主要用测试调试，比如稳定性金刚测试。
+允许应用拦截Ability组件启动，主要用于测试调试，比如稳定性金刚测试。
 
 **权限级别**：system_basic