return {
    name = "fontfaces-bonum",
    version = "1.00",
    author = "Hans Hagen & Mikael Sundqvist",
    copyright = "ConTeXt development team",
    fontfaces = {
        Bonum = {
            SerifNormal     = { filename = "texgyrebonum-regular.otf" },
            SerifBold       = { filename = "texgyrebonum-bold.otf" },
            SerifItalic     = { filename = "texgyrebonum-italic.otf" },
            SerifBoldItalic = { filename = "texgyrebonum-bolditalic.otf" },
        },
        BonumMath = {
            MathNormal      = { filename = "texgyrebonum-math.otf" },
            MathBold        = { filename = "texgyrebonum-math.otf", weight = 900 },
        }
    }
}