diff --git a/LICENSE b/LICENSE
index 985dd3665..6881f4df6 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2010-2021 mruby developers
+Copyright (c) 2010-2022 mruby developers
 
 Permission is hereby granted, free of charge, to any person obtaining a
 copy of this software and associated documentation files (the "Software"),