Celtic lead the way by a single goal thanks to a 4-1 victory over Ross County in Dingwall in the early game. Ross Stewart cancelled out Ryan Christie's opener but Christie, Tom Rogic and Mikey Johnston all scored for Neil Lennon's team.
Rangers thumped Heart of Midlothian 5-0 at Ibrox to keep up the pressure on their rivals. Alfredo Morelos and Ryan Kent struck in the first half and the third came via a Christophe Berra own goal. Greg Stewart grabbed a late double after coming on as a substitute.