diff --git a/LICENSE b/LICENSE
index b014515..fbe44bd 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright 2010-2021 Mike Bostock
+Copyright 2010-2022 Mike Bostock
 
 Permission to use, copy, modify, and/or distribute this software for any purpose
 with or without fee is hereby granted, provided that the above copyright notice