28 packages can be upgraded. Run 'apt list --upgradable' to see them.
TLF@S1535:~⟫ sudo apt upgrade
Reading package lists... Done
Building dependency tree       
Reading state information... Done
You might want to run 'apt-get -f install' to correct these.
The following packages have unmet dependencies:
 repowerd : Depends: repowerd-data (= 2016.10+16.04.20161007-0ubuntu1) but it is not installable
            Breaks: powerd (< 2016.05~)
E: Unmet dependencies. Try using -f.