diff --git a/erpnext/buying/doctype/purchase_order/purchase_order.js b/erpnext/buying/doctype/purchase_order/purchase_order.js
index 74ba3ea9c39..20303559c00 100644
--- a/erpnext/buying/doctype/purchase_order/purchase_order.js
+++ b/erpnext/buying/doctype/purchase_order/purchase_order.js
@@ -503,6 +503,7 @@ erpnext.buying.PurchaseOrderController = class PurchaseOrderController extends (
 	}
 
 	onload() {
+		super.onload();
 		this.frm.set_query("supplier", function () {
 			return {
 				filters: {