diff --git a/COPYING b/COPYING
index d2412ca96..fbef881b5 100644
--- a/COPYING
+++ b/COPYING
@@ -2,7 +2,7 @@ The MIT License (MIT)
 
 Copyright (c) 2009-2018 The Bitcoin Core developers
 Copyright (c) 2018 The Raven Core developers
-Copyright (c) 2022 The Avian Core developers
+Copyright (c) 2021-2023 The Avian Core developers
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal