Comment 4 for bug 1842508

Before installing the package from -proposed:

bdmurray@clean-trusty-amd64:~$ apt-cache policy update-notifier
update-notifier:
  Installed: 0.154.1ubuntu6
  Candidate: 0.154.1ubuntu7
  Version table:
     0.154.1ubuntu7 0
        500 http://archive.ubuntu.com/ubuntu/ trusty-proposed/main amd64 Packages
 *** 0.154.1ubuntu6 0
        500 http://ubuntu.osuosl.org/ubuntu/ trusty-updates/main amd64 Packages
        100 /var/lib/dpkg/status
     0.154.1 0
        500 http://ubuntu.osuosl.org/ubuntu/ trusty/main amd64 Packages
bdmurray@clean-trusty-amd64:~$ /usr/lib/update-notifier/apt-check --human-readable
18 updates can be installed immediately.
10 of these updates are security updates.

After installing the package from -proposed:

bdmurray@clean-trusty-amd64:~$ /usr/lib/update-notifier/apt-check --human-readable
16 updates can be installed immediately.
10 of these updates are security updates.
To see these additional updates run: apt list --upgradable