Striker Cillian Sheridan could make his St Johnstone debut after agreeing a loan move from Celtic.Dave MacKay, Stuart McCaffrey and Andy Jackson are back from injury, but Collin Samuel, Kevin Rutkiewicz and Martin Hardie remain sidelined.

Aberdeen striker Lee Miller misses out as he serves the final game of his three-match suspension.

Midfielder Sone Aluko and defender Zander Diamond are still injured for the visitors.

St Johnstone (from): Smith, Grainger, Irvine, MacKay, Gartland, Morris, Davidson, Millar, Moon, Craig, MacDonald, Morais, Deuchar, Milne, Main, Anderson, May, Durnan, Sheridan, McCaffrey, Jackson.

Aberdeen: tbc

Source: BBC Sport