diff --git a/LICENSE-APACHE b/LICENSE-APACHE
index cf25572..0496905 100644
--- a/LICENSE-APACHE
+++ b/LICENSE-APACHE
@@ -186,7 +186,7 @@
       same "printed page" as the copyright notice for easier
       identification within third-party archives.
 
-   Copyright 2020 - 2024 Tatsuya Kawano
+   Copyright 2020 - 2025 Tatsuya Kawano
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
diff --git a/LICENSE-MIT b/LICENSE-MIT
index 8271bdb..d9f3630 100644
--- a/LICENSE-MIT
+++ b/LICENSE-MIT
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2020 - 2024 Tatsuya Kawano
+Copyright (c) 2020 - 2025 Tatsuya Kawano
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal