Celtic came from behind to beat Sturm Graz 2-1 at Parkhead on matchday three of the Europa League this evening.
Second-half goals from Liam Scales and Benjamin Nygren gave Brendan Rodgers' side their first win as they moved on to the four-point mark.
Rangers suffered a 3-0 loss to Brann Bergen in Norway and are still looking for their first point in the league phase this season.
Aberdeen's trip to Greece to play AEK Athens in matchday two of the Conference League ended in a 6-0 defeat.