-bash-4.3$ sudo apt-get dist-upgrade
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
  apparmor
0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.

-bash-4.3$ sudo apt-get install apparmor
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Suggested packages:
  apparmor-profiles apparmor-profiles-extra apparmor-docs apparmor-utils
The following packages will be REMOVED:
  rsyslog ubuntu-minimal
The following packages will be upgraded:
  apparmor
1 upgraded, 0 newly installed, 2 to remove and 0 not upgraded.
Need to get 358 kB of archives.
After this operation, 1,486 kB disk space will be freed.
Do you want to continue? [Y/n]