diff --git a/zh-cn/application-dev/security/permission-list.md b/zh-cn/application-dev/security/permission-list.md
index 0b6650fc5c39da3d5cad65a5fed8856612c9d91c..56447b9ed7bfa9c5ad2a6826d870be9ce7c75200 100644
--- a/zh-cn/application-dev/security/permission-list.md
+++ b/zh-cn/application-dev/security/permission-list.md
@@ -847,7 +847,7 @@
 
 ## ohos.permission.NETSYS_INTERNAL
 
-管理网络接口调用权限。
+允许SA服务调用网络管理netsys中的网络管理、wifi、网卡监听、iptables设置等功能接口。
 
 **权限级别**：system_basic