debian/changelog

+abacas (1.3.1-6) UNRELEASED; urgency=medium
+
+  * Use secure copyright file specification URI.
+
+ -- Jelmer Vernooij <jelmer@debian.org>  Mon, 08 Oct 2018 05:38:54 +0100
+
 abacas (1.3.1-5) unstable; urgency=medium
 
   [ Steffen Moeller ]

debian/copyright

-Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
+Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: Abacas
 Upstream-Contact: Wellcome Trust Sanger Institute <sa4@sanger.ac.uk>
 Source:  http://sourceforge.net/projects/abacas/files/