 <p>You can replace the old object with the cloned-updated one.</p> <pre><code> doEdit: function (record) { var index = _.indexOf(this.list, this.cache); this.list.splice(index, 1, record); } </code></pre> <p><a href="https://jsbin.com/ruroqu/3/edit?html,js,output" rel="nofollow">https://jsbin.com/ruroqu/3/edit?html,js,output</a></p>