diff --git a/scheme/lib/rfc822.scm b/scheme/lib/rfc822.scm
index 913d83b..d4355a6 100644
--- a/scheme/lib/rfc822.scm
+++ b/scheme/lib/rfc822.scm
@@ -3,6 +3,7 @@
 ;;; This file is part of the Scheme Untergrund Networking package.
 
 ;;; Copyright (c) 1995 by Olin Shivers <shivers@lcs.mit.edu>
+;;; Copyright (c) 2003 by Mike Sperber <sperber@informatik.uni-tuebingen.de>
 ;;; For copyright information, see the file COPYING which comes with
 ;;; the distribution.