var chart = c3.generate({ bindto: '#pkgchart', size: { height: 260 //width: 480 }, data: { columns: [ ['Trend',4,8,1,1,4,2,8,2,1,3,1,1,3,2,2,8], ['Bars',4,8,1,1,4,2,8,2,1,3,1,1,3,2,2,8] ], axes: { Bars: 'y2' }, types: { Bars: 'bar' // ADD }, colors: { Trend: 'green', Bars: 'orange' } }, axis: { y: { label: { text: 'Downloads for dave', position: 'outer-middle' } }, y2: { show: false, label: { text: 'Y2 Label', position: 'outer-middle' } }, x: { type: 'category', categories: ['03/04','03/05','03/06','03/07','03/12','03/13','03/15','03/16','03/17','03/19','03/20','03/21','03/23','03/24','03/25','03/28'], tick: { rotate: -80, multiline: false } } } });