Aberdeen booked their place in the Viaplay Cup quarter-finals after beating Stirling Albion 2-1 at Forthbank.
Goals from Bojan Miovski and Leighton Clarkson put the Dons in control of the tie before Greig Spence pulled one back for the hosts.
Barry Robson's Reds are the first team to reach the last eight with the final seven spots to be decided across the weekend.
