Ayr United held Ladbrokes Championship leaders Hibernian to a 1-1 draw at Easter Road on Saturday.
Robbie Crawford gave Ian McCall's men an early lead but Jason Cummings equalised for Neil Lennon's team with 16 minutes left.
Dundee United closed the gap to six points with a 3-0 victory over Raith Rovers at Tannadice. Thomas Mikkelsen grabbed a double and Tony Andreu was also on target.
Falkirk are up to third spot after defeating rivals Dunfermline Athletic 2-0 at the Falkirk Stadium with goals from John Baird and Lee Miller.
Queen of the South beat Morton 3-0 at Palmerston with goals from Derek Lyle, Kyle Jacobs and Joe Thomas in the last 20 minutes of the match.
Dumbarton hit back to draw 2-2 with bottom club St Mirren at the Cheaper Insurance Direct Stadium. David Clarkson and Harry Davis twice had Saints ahead but Christian Nade then Robert Thomson hauled Stevie Aitken’s men level.