diff --git a/util/src/tc_network_buffer.cpp b/util/src/tc_network_buffer.cpp
index cdb89495..f5cc47c9 100755
--- a/util/src/tc_network_buffer.cpp
+++ b/util/src/tc_network_buffer.cpp
@@ -1,4 +1,4 @@
-/**
+/**
  * Tencent is pleased to support the open source community by making Tars available.
  *
  * Copyright (C) 2016THL A29 Limited, a Tencent company. All rights reserved.