Both missed Saturday's 1-0 win over Rangers - Ifil after injuring himself in the warm-up - but they are expected to pass morning fitness checks.
Mark Kerr is suspended and Gary McDonald returns from a ban; Fraser Fyvie is back from an ankle injury but may only be on the bench, but Sone Aluko (stomach) and Zander Diamond are set to miss out again, the latter amid reports he was rushed to hospital with a heavy nosebleed days after breaking his nose in training.
Dons (from): Langfield, Ross, Ifil, Considine, Mulgrew, Foster, Miller, Young, Duff, Wright, Fyvie, McDonald, Paton, Crawford, Pawlett, Maguire, Grassi, Mackie, Bain.
