diff --git a/debian/copyright b/debian/copyright
index d30881712..71d8d0fd2 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -66,24 +66,27 @@ Detailed copyright and licensing summary can be found below:
   Copyright: © 2002, 2005, 2007 Insight Consortium. All Rights Reserved.
   Copyright: © 1997-2007 Daniel Stenberg <daniel@haxx.se>
   Copyright: © 1984, 1989-1990, 1998, 2000-2006 Free Software Foundation Inc.
+  Copyright: © 1998-2003 Mark D. Roth <roth@uiuc.edu>
   Copyright: © 1995, 1997 Juergen Pfeifer <juergen.pfeifer@gmx.net>
   Copyright: © 1985-1986, 1990, 1997-2007 jeff@ourexchange.net
-  Copyright: © 1998-2003 Mark D. Roth <roth@uiuc.edu>
   Copyright: © 2002 Kitware Inc. All Rights Reserved.
   Copyright: © 2001 First Peer Inc. All Rights Reserved.
-  Copyright: © 2004, 2006 Alexander Neundorf <neundorf@kde.org>
   Copyright: © 1998-2003 University of Illinois Board of Trustees
+  Copyright: © 2004, 2006 Alexander Neundorf <neundorf@kde.org>
   Copyright: © 1998-2000 Thai Open Source Software Center Ltd
   Copyright: © 1995-2005 Jean-loup Gailly.
   Copyright: © 1995-2005 Mark Adler
   Copyright: © 1985-1986, 1988-1990, 1993-1994 The Regents of the University of California
   Copyright: © 2001 Eric Kidd. All Rights Reserved.
+  Copyright: © 1996 Silicon Graphics Computer Systems Inc.
+  Copyright: © 1994 Hewlett-Packard Company
   Copyright: © 1988-1990, 1993-1994 California. All Rights Reserved.
   Copyright: © 1997-1998 Todd C. Miller <todd.miller@courtesan.com>
   Copyright: © 2007-2008 Miguel A. Figueroa-Villanueva. All Rights Reserved.
   Copyright: © 1996 Paul Vixie
   Copyright: © 2008-2009 Philip Lowman <philip@yhbt.com>
   Copyright: © 1995-1999 Kungliga Tekniska H\xF6gskolan
+  Copyright: © 1991 Texas Instruments Incorporated.
   Copyright: © 1996-2001 Internet Software Consortium.
   Copyright: © 2000-2006 Erik Edelmann <erik.edelmann@iki.fi>
   Copyright: ©  Nguyen Tan Hung <tanhung@yahoo.com>
@@ -94,7 +97,6 @@ Detailed copyright and licensing summary can be found below:
   Copyright: ©  Thomas Roessler <roessler@guug.de>
   Copyright: ©  Michael Elkins <me@cs.hmc.edu>
   Copyright: © 1991-1992 RSA Data Security Inc.
-  Copyright: © 1991 Texas Instruments Incorporated.
   Copyright: © 2006-2008 Andreas Schneider <mail@cynapses.org>
   Copyright: © 1991-1994 Stichting Mathematisch Centrum,
   Copyright: © 2007 Mike Jackson