diff --git a/src/emqttd_sm_helper.erl b/src/emqttd_sm_helper.erl
index 97b356c8d..0f7cb7ef1 100644
--- a/src/emqttd_sm_helper.erl
+++ b/src/emqttd_sm_helper.erl
@@ -1,5 +1,5 @@
 %%--------------------------------------------------------------------
-%% Copyright (c) 2012-2017 Feng Lee <feng@emqtt.io>.
+%% Copyright (c) 2013-2017 EMQ Enterprise, Inc. (http://emqtt.io)
 %%
 %% Licensed under the Apache License, Version 2.0 (the "License");
 %% you may not use this file except in compliance with the License.
@@ -17,6 +17,8 @@
 %% @doc Session Helper.
 -module(emqttd_sm_helper).
 
+-author("Feng Lee <feng@emqtt.io>").
+
 -behaviour(gen_server).
 
 -include("emqttd.hrl").