lprfax cannot be installed

[Uqbar]

$ LANG=en_UK.UTF-8 sudo apt-get install lprfax
Reading package lists... Done
Building dependency tree
Reading state information... Done
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:
 lprfax : PreDepends: lprng (>= 3.6.12)
E: Unable to correct problems, you have held broken packages.

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: lprfax (not installed)
ProcVersionSignature: Ubuntu 3.0.0-12.19~ppa1-generic-pae-ck 3.0.4-ck1
Uname: Linux 3.0.0-12-generic-pae-ck i686
ApportVersion: 1.23-0ubuntu4
Architecture: i386
Date: Wed Dec 14 12:48:47 2011
InstallationMedia: Kubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
ProcEnviron:
 LANGUAGE=
 LC_COLLATE=C
 PATH=(custom, user)
 LANG=it_IT.UTF-8
 SHELL=/bin/bash
SourcePackage: lprfax
UpgradeStatus: No upgrade log present (probably fresh install)