With Jackie McNamara having returned to action against Kilmarnock following a knee injury, May has only Tam Scobbie (pelvis) and Mark Stewart (groin) still sidelined.
Kick-off is 1.15pm.
Falkrik (from): Olejnik, Barr, McLean, Pele, Twaddle, Arfield, Lima, Flynn, Finnigan, Moutinho, Showunmi, Wagenaar, Healy, Compton, O'Brien, Bullen, Marceta, McNamara.
Source: Team Talk
Source: Team Talk