Kilmarnock midfielder Sammy Clingan will not feature against Hearts on Saturday having been ruled out for up to six weeks.
St Mirren boss Danny Lennon was delighted by the response of his players as they ended a recent losing run with a 2-0 victory over Kilmarnock.
St Mirren scored twice in the final 11 minutes to defeat Kilmarnock 2-0 and climb two places in the table to go level on points with their opponents.
St Mirren will be without midfielder Jim Goodwin for the Scottish Premiership clash with Kilmarnock on Saturday.
Scotland U21 coach Billy Stark has named nine uncapped players in his squad for next month's friendly against Hungary.
Lyle Taylor grabbed a brace as Partick Thistle collected their first home win of the season thanks to a 3-1 victory over high-flying Aberdeen.
Danny Haynes snatched a second half equaliser for Hibs who collected a well-deserved point in their 1-1 draw against Kilmarnock at Rugby Park.
Kilmarnock manager Allan Johnston admitted he was happy to settle for a point after his side secured a 1-1 draw with Hibernian at Rugby Park.