diff --git a/xmpp-parsers/src/pubsub/owner.rs b/xmpp-parsers/src/pubsub/owner.rs
index 6337292e..a8905231 100644
--- a/xmpp-parsers/src/pubsub/owner.rs
+++ b/xmpp-parsers/src/pubsub/owner.rs
@@ -1,4 +1,5 @@
-// Copyright (c) ???
+// Copyright (c) 2020 Paul Fariello <paul@fariello.eu>
+// Copyright (c) 2018 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this