Ben Garuccio became the latest Hearts absentee after he was ruled out for ten months with a knee ligament injury ahead of Aberdeen’s visit to Tynecastle.
Fellow full-backs Michael Smith (thigh) and Demetri Mitchell (knee) remain on the sidelines, although the former is expected back in a coupe of weeks.
Centre-back Clevid Dikamona (knee) is a doubt while Steven Naismith remains out after knee surgery.
Provisional Hearts squad: Zlamal, Godinho, Brandon, Berra, Souttar, Shaughnessy, Bozanic, Djoum, Mulraney, Lee, Clare, Haring, Morrison, Wighton, MacLean, Vanecek, Ikpeazu, Keena, Cochrane, Doyle.
Hearts v Aberdeen - pick your team for Premiership clash
Aberdeen meanwhile, welcome a defender back in the form of Andy Considine following injury.
Gary Mackay-Steven (calf) and Shay Logan (ankle) are both out until after the Ladbrokes Premiership split.
Long-term absentees Tommie Hoban (knee) and Frank Ross (back) are also missing.
Provisional Aberdeen squad: Lewis, Lowe, Considine, McKenna, Devlin, Halford, Shinnie, Ball, Gleeson, Ferguson, McGinn, Wright, Cosgrove, May, Wilson, Stewart, Campbell, McLennan, E Ross, Cerny.
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