Ross County suffered their first defeat in 10 games after Partick Thistle came from behind to win 2-1 at Dingwall.
Alan Archibald was full of praise for Partick's attitude after they fought back to beat in-form Ross County 2-1.
The SPFL has released the post-split fixtures for the final five matches of the season.
St Mirren dropped a step closer to the Championship when they were beaten 3-0 by fellow strugglers Ross County.
Ross County boss Jim McIntyre feels Liam Boyce is reaping rewards for his hard work after his hat-trick against St Mirren.
Team news for the Premiership match between St Mirren and Ross County on Monday 13 April, kick-off 7.45pm
Ross County manager Jim McIntyre felt his side fully deserved to beat St Johnstone despite requiring a late goal to do so.
Ross County kept up their excellent form with a well-earned 1-0 win over St
Johnstone at the Global Energy Stadium.
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