diff --git a/COPYRIGHT b/COPYRIGHT
index b0d25258158e72a162c4de85406b7e18f1cbcd54..673545daa19529e6c5d9d26bb7886e4a26e934a0 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -6,7 +6,7 @@
 	https://gitlab.com/namark/libsimple_geom
 	https://github.com/namark/libsimple_geom
 
-	Copyright (C) 2017-2020 respective authors/contributors
+	Copyright (C) 2017-2021 respective authors/contributors
 
 	This program is free software: you can redistribute it and/or modify
 	it under the terms of the GNU General Public License as published by