diff --git a/services/source/sourcemanager/include/dinput_source_manager_event_handler.h b/services/source/sourcemanager/include/dinput_source_manager_event_handler.h
index d7ed0c0..a7dd636 100644
--- a/services/source/sourcemanager/include/dinput_source_manager_event_handler.h
+++ b/services/source/sourcemanager/include/dinput_source_manager_event_handler.h
@@ -1,4 +1,3 @@
-
 /*
  * Copyright (c) 2023 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");