diff --git a/frappe/custom/doctype/customize_form/customize_form.js b/frappe/custom/doctype/customize_form/customize_form.js
index 40c8dad088..c420dca3e4 100644
--- a/frappe/custom/doctype/customize_form/customize_form.js
+++ b/frappe/custom/doctype/customize_form/customize_form.js
@@ -251,7 +251,7 @@ frappe.ui.form.on("Customize Form", {
 // can't delete standard fields
 frappe.ui.form.on("Customize Form Field", {
 	before_fields_remove: function (frm, doctype, name) {
-		let row = frappe.get_doc(doctype, name);
+		const row = frappe.get_doc(doctype, name);
 
 		if (row.is_system_generated) {
 			frappe.throw(