That's according to manager Martin O'Neill who, as ever, won't name his starting eleven for the meeting with Serbia until the hour before kick off.
The Group D clash gets underway at 7.45.
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Elsewhere in the group this evening, Wales host Moldova – also at 7.45.
While the action gets underway at 5 with Austria travelling to Georgia.
Kosovo make history tonight, as the country plays its first ever competitive international.
They face Finland in Turku, but won't know whether half a dozen of their players are eligible to play until this afternoon.
