diff --git a/services/ans/test/unittest/advanced_notification_service_test.cpp b/services/ans/test/unittest/advanced_notification_service_test.cpp
index 44ce5921d13a08df55b9b9d209aa93ae57a3bf9c..d6d3a5c0545894754e331b8952814f86950cae48 100644
--- a/services/ans/test/unittest/advanced_notification_service_test.cpp
+++ b/services/ans/test/unittest/advanced_notification_service_test.cpp
@@ -2685,6 +2685,7 @@ HWTEST_F(AdvancedNotificationServiceTest, OnUserStopped_0100, Function | SmallTe
 
     MockIsSystemApp(true);
     advancedNotificationService_->OnUserStopped(userId);
+    SleepForFC();
     ASSERT_EQ(advancedNotificationService_->notificationList_.size(), 0);
 
     GTEST_LOG_(INFO) << "OnResourceRemove_0100 test end";