Rangers beat St Johnstone 1-0 in Sunday's early kick-off in the William Hill Premiership.
The only goal of the game came after 63 minutes when Jason Holt turned the ball into his own net under pressure from Ibrox captain James Tavernier.
Heart of Midlothian and Aberdeen drew 1-1 in the 3.00pm kick-off at Tynecastle.
Leighton Clarkson gave the Dons a first-half lead but a Nicky Devlin own goal after 62 minutes earned Hearts a point, although they stay bottom of the table.