The FONTLOG included in the package and the upstream website have information about sending patches or making a separate branch. As mentioned in the following status page, major Cyrillic revisions or additions are in process: http://scripts.sil.org/Gentium_status I recommend waiting for the new release. -- Nicolas Spalinger http://scripts.sil.org http://pkg-fonts.alioth.debian.org https://launchpad.net/people/fonts