diff --git a/LICENSE b/LICENSE
index 75ba828..ca91de6 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (C) 2017-2023 Japanese TeX Development Community
+Copyright (C) 2017-2024 Japanese TeX Development Community
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without