diff --git a/LICENSE b/LICENSE
index ba5c1af..08825e3 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (c) 2023 Ramon Torres
+Copyright (c) 2023-2024 Ramon Torres
 
 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/mp_yearmonth/yearmonth.py b/mp_yearmonth/yearmonth.py
index d7b75d9..b24ac22 100644
--- a/mp_yearmonth/yearmonth.py
+++ b/mp_yearmonth/yearmonth.py
@@ -1,5 +1,5 @@
 # yearmonth.py
-# Copyright (c) 2023 Ramon Torres
+# Copyright (c) 2023-2024 Ramon Torres
 #
 # This module is part of mp-yearmonth and is released under
 # the MIT License: https://opensource.org/license/mit/