diff --git a/LICENSE b/LICENSE
index d169d3a0..5c14294a 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2022 blueloveTH
+Copyright (c) 2023 blueloveTH
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/docs/license.md b/docs/license.md
index 1eb9dfb9..79e4def9 100644
--- a/docs/license.md
+++ b/docs/license.md
@@ -11,7 +11,7 @@ pkpy is licensed under the [MIT License](http://opensource.org/licenses/MIT).
 ```
 MIT License
 
-Copyright (c) 2022 blueloveTH
+Copyright (c) 2023 blueloveTH
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal