diff --git a/COPYING b/COPYING
index 995ff38d65..c271d509d3 100644
--- a/COPYING
+++ b/COPYING
@@ -1,4 +1,4 @@
-Copyright (c) 1995-2021, The Regents of the University of California
+Copyright (c) 1995-2023, The Regents of the University of California
 through the Lawrence Berkeley National Laboratory and the
 International Computer Science Institute. All rights reserved.