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: Mike Gabriel <email@example.com>
Date: Fri Aug 2 17:17:28 2019 +0200
debian/upstream/metadata: Fix totally flawed (copy+paste without adapting) metadata file.