-Arvados packages for Ubuntu may depend on third-party packages in Ubuntu's "universe" repository. If you're installing on Ubuntu, make sure you have the universe sources uncommented in @/etc/apt/sources.list@.
+fn1. Arvados packages for Ubuntu may depend on third-party packages in Ubuntu's "universe" repository. If you're installing on Ubuntu, make sure you have the universe sources uncommented in @/etc/apt/sources.list@.