Liam Hatch, Alfie Potter, Rene Howe and Scott Rendell, Shaun Batt, Toumani Diagouraga and George Boyd remain out on loan.

BBC: Peterborough United transfer-list five players

U's keeper Ryan Clarke fumbled in Ben Purkiss's cross to give York a lifeline only for Alfie Potter to wrap it up.

BBC: Oxford celebrate

But Oxford's 1544 travelling fans were left to rue a great first-half save by home keeper James Bittner to deny 18-goal top scorer James Constable from 12 yards, as well as a disallowed goal by midfield man Alfie Potter.

BBC: Salisbury City 1-1 Oxford United