diff --git a/libsigrokdecode4DSL/decoders/spdif/pd.py b/libsigrokdecode4DSL/decoders/spdif/pd.py
index 702b482a..08e9ca0d 100644
--- a/libsigrokdecode4DSL/decoders/spdif/pd.py
+++ b/libsigrokdecode4DSL/decoders/spdif/pd.py
@@ -2,6 +2,7 @@
 ## This file is part of the libsigrokdecode project.
 ##
 ## Copyright (C) 2014 Guenther Wenninger <robin@bitschubbser.org>
+## Copyright (C) 2022 DreamSourceLab <support@dreamsourcelab.com>
 ##
 ## 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