Public bug reported: It seems you can either install texlive-bibtex-extra or biber.
I expected to be able to install both. sudo apt-get install texlive-bibtex-extra biber Reading package lists... Done Building dependency tree Reading state information... Done texlive-bibtex-extra is already the newest version (2015.20160320-1). Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies. texlive-bibtex-extra : Breaks: biber (< 2.4) but 2.3-1 is to be installed E: Unable to correct problems, you have held broken packages. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: biber (not installed) ProcVersionSignature: Ubuntu 4.4.0-16.32-generic 4.4.6 Uname: Linux 4.4.0-16-generic x86_64 ApportVersion: 2.20.1-0ubuntu1 Architecture: amd64 CurrentDesktop: GNOME Date: Mon Apr 4 17:07:58 2016 InstallationDate: Installed on 2015-12-02 (124 days ago) InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Alpha amd64 (20151027) SourcePackage: biber UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: biber (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1565842 Title: biber removes texlive-bibtex-extra To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/biber/+bug/1565842/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs