diff --git a/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-dev-guide.md b/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-dev-guide.md
index 04644f8f91efae2eccff5d7abcf6e05208ec2b48..b485214c0f96fcff60631b94ba43bc9545e9756a 100644
--- a/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-dev-guide.md
+++ b/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-dev-guide.md
@@ -17,7 +17,7 @@ ohos.permission.BUNDLE_ACTIVE_INFO
 
 ## 开发步骤
 
-1. 在config.json文件中配置长时任务权限
+1. 在config.json文件中配置设备使用信息统计权限
 
     ```json
     "module": {