diff --git a/zh-cn/application-dev/background-task-management/background-task-dev-guide.md b/zh-cn/application-dev/background-task-management/background-task-dev-guide.md
index 438d84da9350845bd8403677104a9b100ba8a46f..6c1708e7a3d3ae23eade9c5c14877fb2f6697c48 100644
--- a/zh-cn/application-dev/background-task-management/background-task-dev-guide.md
+++ b/zh-cn/application-dev/background-task-management/background-task-dev-guide.md
@@ -158,7 +158,7 @@ ohos.permission.KEEP_BACKGROUND_RUNNING
     let wantAgentInfo = {
         wants: [
             {
-                bundleName: "com.example.myapplication",//aaa
+                bundleName: "com.example.myapplication",
                 abilityName: "com.example.myapplication.MainAbility"
             }
         ],