diff --git a/client.go b/client.go
index 03e6185..c9e3570 100644
--- a/client.go
+++ b/client.go
@@ -1,3 +1,12 @@
+/*
+ssh-keep
+   keep your ssh connection survive from network fluctuation or wifi switching
+
+ Author: yurenchen@yeah.net
+License: GPLv2
+   Site: https://github.com/yurenchen000/ssh-keep
+*/
+
 package main
 
 import (
diff --git a/server.go b/server.go
index bed8354..b5ff00d 100644
--- a/server.go
+++ b/server.go
@@ -1,3 +1,12 @@
+/*
+ssh-keep
+   keep your ssh connection survive from network fluctuation or wifi switching
+
+ Author: yurenchen@yeah.net
+License: GPLv2
+   Site: https://github.com/yurenchen000/ssh-keep
+*/
+
 package main
 
 import (