update
diff --git a/NOTICE b/NOTICE
index 8098108..380f971 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 Apache DataSketches-postgresql
-Copyright 2020 The Apache Software Foundation
+Copyright 2020-2021 The Apache Software Foundation
 
 Copyright 2015-2018 Yahoo
 Copyright 2019 Verizon Media