diff --git a/LICENSE-GPL.txt b/LICENSE-GPL.txt
index aa28801..c9a9dd8 100644
--- a/LICENSE-GPL.txt
+++ b/LICENSE-GPL.txt
@@ -1,7 +1,7 @@
 GNU GENERAL PUBLIC LICENSE
 Version 3, 29 June 2007
 
-Copyright (c) 2023-present 曾奥然 (Aoran Zeng), 郭恒 (Heng Guo)
+Copyright (c) 2023-2024 曾奥然 (Aoran Zeng), 郭恒 (Heng Guo)
 
 Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed.
 
diff --git a/LICENSE-MIT.txt b/LICENSE-MIT.txt
index 71fc740..50eff66 100644
--- a/LICENSE-MIT.txt
+++ b/LICENSE-MIT.txt
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023-present 曾奥然 (Aoran Zeng), 郭恒 (Heng Guo)
+Copyright (c) 2023-2024 曾奥然 (Aoran Zeng), 郭恒 (Heng Guo)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: