diff --git a/frappe/public/js/frappe/form/form.js b/frappe/public/js/frappe/form/form.js
index 7dd1468e4c..2dcb8a28e2 100644
--- a/frappe/public/js/frappe/form/form.js
+++ b/frappe/public/js/frappe/form/form.js
@@ -1675,7 +1675,7 @@ frappe.ui.form.Form = class FrappeForm {
 			}
 			// no need to update timeline of owner of comment
 			// gets handled via comment submit code
-			if (!(['add', 'update'].includes(key) && doc.doctype === 'Comment' && doc.owner === frappe.session.user)) {
+			if (!(['add', 'update'].includes(action) && doc.doctype === 'Comment' && doc.owner === frappe.session.user)) {
 				this.timeline && this.timeline.refresh();
 			}
 		});