Description: added summary
--- a/lib/Software/License/GPL_1.pm
+++ b/lib/Software/License/GPL_1.pm
@@ -39,6 +39,13 @@
 =cut
 
 __DATA__
+__DEBIAN-SUMMARY__
+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
+the Free Software Foundation; version 1, February 1989{{$or_later_clause}}
+
+On Debian systems, the complete text of version 1 of the GNU General
+Public License can be found in `/usr/share/common-licenses/GPL-1'.
 __LICENSE__
                     GNU GENERAL PUBLIC LICENSE
                      Version 1, February 1989
