Sean Rigg starts tonightChris Wilder has made three changes to the side that started at Cheltenham last Tuesday for tonight's game at Port Vale.
John Mullins comes in for his second start since signing from Rotherham United, replacing Daniel Boateng at right-back, while skipper Jake Wright returns to the defence alongside Harry Worley, with Tony Capaldi dropping to the bench.
Sean Rigg returns to the side to face his former team, having joined Oxford from the Valiants during the summer.
United: Clarke, Mullins, Worley, Wright, O'Brien, Heslop, Chapman, Forster-Caskey, Craddock, Constable, Rigg
Subs: Potter, Whing, Capaldi, Cox, Marsh, Lynn, Crocombe