diff --git a/LICENSE b/LICENSE
index c5ebe52..402e02a 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 Alfi Maulana
+Copyright (c) 2023-2024 Alfi Maulana
 
 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/README.md b/README.md
index 9c7ac9a..2352632 100644
--- a/README.md
+++ b/README.md
@@ -10,4 +10,4 @@ A C++ package that provides utilities for error handling.
 
 This project is licensed under the terms of the [MIT License](./LICENSE).
 
-Copyright © 2023 [Alfi Maulana](https://github.com/threeal)
+Copyright © 2023-2024 [Alfi Maulana](https://github.com/threeal)
diff --git a/docs/conf.py b/docs/conf.py
index 7ce3b03..de3e27a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -1,7 +1,7 @@
 import os, subprocess
 
 project = 'Errors C++'
-copyright = '2023, Alfi Maulana'
+copyright = '2023-2024, Alfi Maulana'
 author = 'Alfi Maulana'
 
 extensions = ['breathe']
diff --git a/docs/index.rst b/docs/index.rst
index 353b6c0..f531dc2 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -35,7 +35,7 @@ License
 
 This project is licensed under the terms of the `MIT License`_.
 
-Copyright © 2023 `Alfi Maulana`_
+Copyright © 2023-2024 `Alfi Maulana`_
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal