diff --git a/README.md b/README.md
index 71055ef..c3c4276 100644
--- a/README.md
+++ b/README.md
@@ -28,4 +28,4 @@ See the [contributing guide](CONTRIBUTING.md) to learn how to contribute to the
 
 [MIT](https://github.com/eugenehp/icalts/blob/main/LICENSE)
 
-Copyright (c) 2021-2022 Eugene Hauptmann
+Copyright (c) 2021-2023 Eugene Hauptmann