diff --git a/erpnext/public/js/utils/barcode_scanner.js b/erpnext/public/js/utils/barcode_scanner.js
index f1b53cb0721..aadbb24cc04 100644
--- a/erpnext/public/js/utils/barcode_scanner.js
+++ b/erpnext/public/js/utils/barcode_scanner.js
@@ -1,6 +1,7 @@
 erpnext.utils.BarcodeScanner = class BarcodeScanner {
 	constructor(opts) {
 		this.frm = opts.frm;
+		// frappe.flags.trigger_from_barcode_scanner is used for custom scripts
 
 		// field from which to capture input of scanned data
 		this.scan_field_name = opts.scan_field_name || "scan_barcode";
@@ -84,6 +85,7 @@ erpnext.utils.BarcodeScanner = class BarcodeScanner {
 	update_table(data) {
 		return new Promise(resolve => {
 			let cur_grid = this.frm.fields_dict[this.items_table_name].grid;
+			frappe.flags.trigger_from_barcode_scanner = true;
 
 			const {item_code, barcode, batch_no, serial_no, uom} = data;
 
@@ -143,12 +145,14 @@ erpnext.utils.BarcodeScanner = class BarcodeScanner {
 
 	revert_selector_flag() {
 		frappe.flags.hide_serial_batch_dialog = false;
+		frappe.flags.trigger_from_barcode_scanner = false;
 	}
 
 	set_item(row, item_code, barcode, batch_no, serial_no) {
 		return new Promise(resolve => {
 			const increment = async (value = 1) => {
 				const item_data = {item_code: item_code};
+				frappe.flags.trigger_from_barcode_scanner = true;
 				item_data[this.qty_field] = Number((row[this.qty_field] || 0)) + Number(value);
 				await frappe.model.set_value(row.doctype, row.name, item_data);
 				return value;