Hearts defender Jose Goncalves will miss the Bank of Scotland Premier League visit of Aberdeen.
The Portugal Under-21 international is ruled out with a groin injury, while midfielder Julien Brellier is suspended after his dismissal at Dundee United on Tuesday.
Long-term absentees Neil McCann (knee), Roman Bednar (knee) and Edgaras Jankauskas (hamstring) are still missing.
Provisional squad: Gordon, Petras, Neilson, Pressley, Berra, Fyssas, Hartley, Skacel, Elliot, Pospisil, Cesnauskis, Straceny, Mikoliunas, Banks, Webster, Wallace, Aguiar, Makela.