diff --git a/frappe/public/js/frappe/widgets/chart_widget.js b/frappe/public/js/frappe/widgets/chart_widget.js
index b2de1f4b60..73513ea387 100644
--- a/frappe/public/js/frappe/widgets/chart_widget.js
+++ b/frappe/public/js/frappe/widgets/chart_widget.js
@@ -599,6 +599,12 @@ export default class ChartWidget extends Widget {
 			options = this.report_result.chart.options;
 		}
 
+		if (this.chart_doc.chart_type == "Custom" && this.chart_doc.custom_options) {
+			let chart_options = JSON.parse(this.chart_doc.custom_options);
+			fieldtype = chart_options.fieldtype;
+			options = chart_options.options;
+		}
+
 		chart_args.tooltipOptions = {
 			formatTooltipY: (value) =>
 				frappe.format(