Debutant Adrian Segecic was the hero, netting 38 minutes into his debut, having following up with a left-footed shot after Colby Bishop one-on-one was stopped.
The Australian, along with man-of-the-match Callum Lang, were absolute pests with their energy and drive throughout to stretch the home defence.
Pompey were challenged defensively late on – and always with Oxford’s long throws – but they stood firm to claim victory. And here are our playing ratings...
5 / 6