diff --git a/src/lua/internal/Makefile.am b/src/lua/internal/Makefile.am
index f25f928..9624d22 100644
--- a/src/lua/internal/Makefile.am
+++ b/src/lua/internal/Makefile.am
@@ -1,4 +1,4 @@
-# Copyright (C) 2016 Alexey Kopytov <akopytov@gmail.com>
+# Copyright (C) 2016-2018 Alexey Kopytov <akopytov@gmail.com>
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/src/sb_lua.c b/src/sb_lua.c
index ea3f6fa..3332fd7 100644
--- a/src/sb_lua.c
+++ b/src/sb_lua.c
@@ -1,5 +1,5 @@
 /* Copyright (C) 2006 MySQL AB
-   Copyright (C) 2006-2017 Alexey Kopytov <akopytov@gmail.com>
+   Copyright (C) 2006-2018 Alexey Kopytov <akopytov@gmail.com>
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by