The veteran striker is still struggling with a hip injury and coach Roy Aitken has confirmed that he will not be considered for selection for the game against Wolves at St Andrews on Tuesday night.
Seb Larsson has also been ruled out of the tie although he has returned to training following a spell on the sidelines with a groin injury and could return for the league game against Cardiff City at the weekend.
David Murphy also sits out the FA Cup tie as he will finally serve his one game suspension for his sending off in the home draw against Swansea City on December 28th.