diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.js b/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
index d5fc02d3229..3d92aa304e0 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.js
@@ -161,7 +161,7 @@ erpnext.accounts.SalesInvoiceController = class SalesInvoiceController extends (
 
 				const payment_is_overdue = doc.payment_schedule
 					.map((row) => Date.parse(row.due_date) < Date.now())
-					.reduce((prev, current) => prev || current);
+					.reduce((prev, current) => prev || current, false);
 
 				if (payment_is_overdue) {
 					this.frm.add_custom_button(