debian/changelog

+cd-hit (4.6.8-3) UNRELEASED; urgency=medium
+
+  * Use secure copyright file specification URI.
+  * Trim trailing whitespace.
+
+ -- Jelmer Vernooij <jelmer@debian.org>  Sat, 20 Oct 2018 13:28:38 +0000
+
 cd-hit (4.6.8-2) unstable; urgency=medium
 
   * debhelper 11

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: CD-HIT
 Upstream-Contact: Weizhong Li <liwz@sdsc.edu>
 Source: https://github.com/weizhongli/cdhit/releases