diff --git a/NOTICE.txt b/NOTICE.txt
index 648f0ea..665b71b 100644
--- a/NOTICE.txt
+++ b/NOTICE.txt
@@ -1,2 +1,3 @@
 Product Advertising API 5.0 SDK for NodeJS
-Copyright 2019-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. 
\ No newline at end of file
+Copyright 2019-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. 
+Refactoring Copyright 2024 David A. Ball.
\ No newline at end of file