diff --git a/tests/test_server.cpp b/tests/test_server.cpp
index 356d5845..0d9890ef 100644
--- a/tests/test_server.cpp
+++ b/tests/test_server.cpp
@@ -1,4 +1,4 @@
-/*
+/*
  * MIT License
  *
  * Copyright (c) 2016 xiongziliang <771730766@qq.com>