Aberdeen v Inverness Caledonian Thistle
Aberdeen could be without eight players for their Clydesdale Bank Premier League game against Inverness.
Isaac Osbourne is doubtful after limping out of the weekend win over Hibernian, while the match is likely to come too soon for Clark Robertson, Ryan Fraser and Gavin Rae to make their comebacks.
Gary Naysmith, Stephen Hughes, Ryan Jack and Rob Milsom remain on the sidelines ahead of the clash at Pittodrie.
Ross Draper (ankle) and Ryan Esson (hip) are back in training for Inverness ahead of their Clydesdale Bank Premier League clash with Aberdeen at Pittodrie.
Nick Ross (shoulder) is back but not taking part in full contact training while Simon King is about to start training after his ankle injury.
Chris Hogg remains out with a knee injury.
Dundee United v Motherwell
Dundee United winger Gary Mackay-Steven will be out for four weeks after breaking his hand. Full-back Gregory Vignal has left the club for “family reasons”, but Sean Dillon and Gavin Gunning are expected to play after recovering from knocks.
Motherwell manager Stuart McCall has a couple of injury doubts ahead of their Clydesdale Bank Premier League game against Dundee United.
He expects one or two players to miss the trip to Tannadice but was keeping tight-lipped over their identities.
Steven Saunders remains on the sidelines for the Steelmen as he recovers from a knee injury.
Ross County v St Mirren
Ross County boss Derek Adams will look at "a number of knocks" before he names his side.
The Highlanders are looking to bounce back from their 2-1 home defeat to Dundee United on Saturday.
Martin Scott (ankle) remains on the sidelines.
St Mirren manager Danny Lennon will choose from an unchanged squad for the Clydesdale Bank Premier League clash with Ross County in Dingwall.
The Paisley side ended a six-game losing streak with a 3-1 win over bottom side Dundee on Saturday without picking up any knocks.
Long-term absentees Paul McGowan and Darren McGregor remain on the sidelines.