The Irish and Australian players will both hold a run-out at the Aviva Stadium later today ahead of tomorrow's Test.
Ireland head coach Joe Schmidt has recalled Rory Best to his starting side as they target three wins from three from the Guinness series.
Wallabies coach Michael Cheika still has to finalise his match-day squad after naming 11 substitutes that he will have to reduce to eight names before kick-off.
There are three Irish provinces in action in the Guinness Pro12 tonight.
Munster visit Rodney Parade to face the Dragons at half-past seven.
Connacht against Zebre and Ulster versus the Ospreys will both kick-off at 7:35.
