diff --git a/services/distributeddataservice/adapter/screenlock/test/screen_lock_test.cpp b/services/distributeddataservice/adapter/screenlock/test/screen_lock_test.cpp
index be5a5f5f1b1c174aa2bbd0ed270e72bb83a316a8..99a6641cccb62bc35bb0d491e178ed55fc8f56e7 100644
--- a/services/distributeddataservice/adapter/screenlock/test/screen_lock_test.cpp
+++ b/services/distributeddataservice/adapter/screenlock/test/screen_lock_test.cpp
@@ -127,5 +127,6 @@ HWTEST_F(ScreenLockTest, SubscribeScreenEvent001, TestSize.Level0)
     EXPECT_NE(screenLock->eventSubscriber_, nullptr);
     screenLock->ScreenManager::UnsubscribeScreenEvent();
     screenLock->UnsubscribeScreenEvent();
+    sleep(2);
 }
 } // namespace
\ No newline at end of file