Kilmarnock striker Kyle Lafferty begins a 10-match ban for using sectarian language when his side host Ross County in the cinch Premiership.
Blair Alston missed the midweek cup win over Dundee United with a groin strain.
Liam Donnelly and Fraser Murray are closing in on comebacks but Scott Robinson is still a few weeks away from fitness following a lengthy spell out with a foot injury.
Ben Paton has been added to the Ross County injury list for the trip to Ayrshire.
The Staggies midfielder picked up a training-ground injury recently and he joins Ben Purrington who was ruled out for a period of time with an ankle problem.
Full-backs George Harmon (hamstring) and Connor Randall (broken leg) are getting close to making returns and attacker Alex Samuel remains out with a long-term knee injury.