diff --git a/frappe/public/js/frappe/model/model.js b/frappe/public/js/frappe/model/model.js
index 62f8ec2f1e..fe959b259d 100644
--- a/frappe/public/js/frappe/model/model.js
+++ b/frappe/public/js/frappe/model/model.js
@@ -577,13 +577,15 @@ $.extend(frappe.model, {
 	},
 
 	delete_doc: function(doctype, docname, callback) {
-		var title = docname;
-		var title_field = frappe.get_meta(doctype).title_field;
+		let title = docname;
+		const title_field = frappe.get_meta(doctype).title_field;
 		if (frappe.get_meta(doctype).autoname == "hash" && title_field) {
-			var title = frappe.model.get_value(doctype, docname, title_field);
-			title += " (" + docname + ")";
+			const value = frappe.model.get_value(doctype, docname, title_field);
+			if (value) {
+				title = `${value} (${docname})`;
+			}
 		}
-		frappe.confirm(__("Permanently delete {0}?", [title]), function() {
+		frappe.confirm(__("Permanently delete {0}?", [title.bold()]), function() {
 			return frappe.call({
 				method: 'frappe.client.delete',
 				args: {