value Prop doesn't return integer

valueProp returns String instead of Integer

key: 'dummy',
type: 'select',
templateOptions: {
label: 'Select',
options: [
{label: 'one', value: 1},
{label: 'two', value: 2},
{label: 'three', value: 3},
{label: 'four', value: 4},
{label: 'five', value: 5},
{label: 'six', value: 6},
{label: 'seven', value: 7},
{label: 'eight', value: 8},
{label: 'nine', value: 9},
{label: 'ten', value: 10},
],
labelProp: 'label',
valueProp: 'value'
},
},