diff --git a/frappe/public/js/frappe/views/reports/report_view.js b/frappe/public/js/frappe/views/reports/report_view.js
index b29b6b87e6..6a324f6034 100644
--- a/frappe/public/js/frappe/views/reports/report_view.js
+++ b/frappe/public/js/frappe/views/reports/report_view.js
@@ -410,7 +410,7 @@ frappe.views.ReportView = class ReportView extends frappe.views.ListView {
 			x_fields.push({
 				label: col.content,
 				fieldname: col.id,
-				value:  col.id,
+				value: col.id,
 			});
 
 			// numeric values in y
@@ -1024,8 +1024,12 @@ frappe.views.ReportView = class ReportView extends frappe.views.ListView {
 			return docfield.fieldtype === 'Date' ? 'right' : 'left';
 		})();
 
+		let id = fieldname;
+
 		// child table column
-		const id = doctype !== this.doctype ? `${doctype}:${fieldname}` : fieldname;
+		if (doctype !== this.doctype && fieldname !== '_aggregate_column') {
+			id = `${doctype}:${fieldname}`;
+		}
 
 		let width = (docfield ? cint(docfield.width) : null) || null;
 		if (this.report_doc) {