this package seems to have new commits in its VCS but has
not yet updated debian/changelog. You should consider updating
the Debian changelog and uploading this new version into the archive.
Here are the relevant commit logs:
Author: Dmitry Smirnov <email@example.com>
Date: Sun Jan 6 18:05:43 2019 +1100
rules: increase test timeout (Closes: #918316).
Thanks, Santiago Vila.