Australia continues to be beset by injury problems. Number eight Wycliff Palu has been ruled out of the remainder of the Rugby World Cup with a hamstring injury.
Palu hobbled from the field during the Wallabies win over the United States in Wellington on Friday.
The Wallabies have indicated they may wait until next week before naming a replacement.
They play Russia in their final pool game on Saturday in Nelson.
However, flanker David Pocock flanker David Pocock is ready to play again after missing two games because of a back injury.