Ryan Woods and Jack O'Connell come in, with the suspended James Tarkowski and Josh Clarke missing out from the side that lost at Sheffield Wednesday on Saturday in Marinus Dijkhuizen's final match as boss.
Brentford: Button; Woods, Bidwell, Dean, McCormack; Kerschbaumer, Diagouraga, Vibe, Judge, O'Connell; Djuricin,
Subs: Bonham, Gogia, Yennaris, Barbet, Udumaga, Clarke, Canos
Birmingham City: Kuszczak; Grounds, Robinson, Morrison, Caddis; Kieftenbeld, Gray, Gleeson, Cotterill, Davis; Donaldson,
Subs: Legzdins, Soloman-Otabar, Brown, Maghoma, Toral, Spector, Brock-Madsen