The match has a 4.30pm kick-off and will be broadcast live on BT Sport, BBC ALBA and S4C.
Ross County have won this trophy twice before - in 2006/07 and 2010/11 - and Michael Gardyne (pictured) was part of their team on both occasions.
The Staggies beat East Fife 2-1 in this season's semi-final while the Welsh Premier League leaders knocked out Edinburgh City on penalties after a 1-1 draw at Deeside Stadium.
