Ugly CYR font

Discontinued Products Comodo Antivirus for Linux - CAVL
#1

Please tell me how I can Change the font for Cyrillic? It’s so UGLY :frowning:

http://s3.itrash.ru//idb/3670/oSnimok_ekrana_ot_2013-02-26_20:35:15.png

Ubuntu 12.04.