diff --git a/zh-cn/application-dev/security/permission-list.md b/zh-cn/application-dev/security/permission-list.md
index b57e683fd12758aa5b16dca072e4080090791eee..3cfca5e0e355a0517645d3652737d8c0f83d1609 100644
--- a/zh-cn/application-dev/security/permission-list.md
+++ b/zh-cn/application-dev/security/permission-list.md
@@ -1970,7 +1970,7 @@
 
 ## ohos.permission.PREPARE_APP_TERMINATE
 
-允许应用执行预关闭动作。
+允许应用关闭前执行自定义的预关闭动作。
 
 **权限级别**：normal