local backlight = req_rel(..., "util") return gears.table.join( awful.key( {}, "XF86MonBrightnessUp", function () backlight.backlight_up() end, { description = "Raise brightness", group = "System" } ), awful.key( {}, "XF86MonBrightnessDown", function () backlight.backlight_down() end, { description = "Lower brightness", group = "System" } ) )