The defender has completed a three-match ban for his red card against Sheffield United last month and will step straight back in at centre-half alongside Harlee Dean.
Boss Uwe Rosler has no new injury worries but says he will bring in some fresh legs following Saturday's 1-1 draw at the County Ground.
Midfielders Harry Forrester and Toumani Diougouraga, winger Sam Saunders as well as strikers Marcello Trotta and Farid El Alagui will all be in the frame for recalls.
Back-up goalkeeper Richard Lee remains sidelined after a shoulder operation and defender Scott Barron is recovering from hip surgery.
Captain Kevin O'Connor's late penalty secured a draw for the Bees on Saturday.
Swindon manager Kevin MacDonald could name the same side that drew the first leg as the Wiltshire club look to move a step closer to back-to-back promotions.
MacDonald admitted his side have a few knocks but there are no fresh injury worries and he will assess the squad in training before selecting his side for the second leg.
Midfielder Simon Ferry looks set to start again having returned to action for the first time since April 16 on Saturday while the likes of Tommy Miller, Luke Rooney and James Collins could all come in as Swindon look to cope with a second game in three days.
Former Aston Villa coach MacDonald was disappointed with the number of chances his side created and any possible changes look likely to take place in the final third.