diff --git a/LICENSE b/LICENSE
index f57ec58..95344dd 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2015/2022, The Chihaya Authors and SOT-TECH
+Copyright (c) 2015/2023, The Chihaya Authors and SOT-TECH
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without modification,