diff --git a/g/encoding/gcharset/gcharset.go b/g/encoding/gcharset/gcharset.go
index 63e53f644..b67858c8e 100644
--- a/g/encoding/gcharset/gcharset.go
+++ b/g/encoding/gcharset/gcharset.go
@@ -5,6 +5,9 @@
 // You can obtain one at https://gitee.com/johng/gf.
 
 //gcharset
+//@author wenzi1
+//@date   20180604
+
 package gcharset
 
 import (