The defender has not featured since suffering an adductor injury during the first-round victory over Harrogate, but he is back in training and will be available.
Defender Jack Whatmough has returned to training but will not be fit enough to take part.
National League North side Altrincham head to Fratton Park unbeaten in 10 games in all competitions.
Their route to the second round involved a 1-0 victory over high-flying York, who they beat again last weekend as the two teams met in the FA Trophy.
In-form Jordan Hulme, who has netted six times in the past six games, is again likely to provide one of the main goal threats for Phil Parkinson's men.
Tom Peers should also start, having contributed heavily to the Robins' FA Cup run so far with three goals in their last three matches in the competition.