diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.js b/erpnext/manufacturing/doctype/production_plan/production_plan.js
index f57adc5db2e..5b4ef233926 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.js
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.js
@@ -400,11 +400,12 @@ frappe.ui.form.on("Production Plan", {
 	},
 
 	download_materials_required(frm) {
-		const warehouses_data = [
-			{
-				warehouse: frm.doc.for_warehouse,
-			},
-		];
+		const warehouses_data = [];
+
+		if (frm.doc.for_warehouse) {
+			warehouses_data.push({ warehouse: frm.doc.for_warehouse });
+		}
+
 		const fields = [
 			{
 				fieldname: "warehouses",