Last May's uncharacteristic slip-up in the run-in remains in the minds of the United players but it is still being used to channel positive thoughts ahead of the latest stepping stone to what could ultimately be a record-breaking 20th title triumph.
"You always think about that," Vidic admitted. "It is fresh. It is last season. If we hadn't experienced that, people would be saying it is already done. That kind of thing keeps you sharp. It is good for the team and the players. We don't want that to happen again. It was bad last year but this year it is working for us."
Nemanja Vidic was speaking to BBC 5Live, PA Sport and ManUtd.com.