Swindon will be without Yaser Kasim for their Sky Bet League One game with Rochdale on Tuesday.
The 25-year-old midfielder was booked for the fifth time this season in the Robins' 0-0 draw with AFC Wimbledon on Saturday and joins Raphael Branco, who is sitting out the second game of his three-match suspension.
Head coach Luke Williams has confirmed that Lloyd Jones has gone back to his parent club Liverpool to receive treatment on a muscular injury.
Jon Obika and Jamie Sendles-White remain on the sidelines with long-term injuries.
Rochdale manager Keith Hill has no fresh injury or suspension concerns.
Joe Thompson is unlikely to feature due to an unspecified injury which saw him miss Saturday's 2-0 win over Bury.
Peter Vincenti and Jamie Allen remain on the sidelines due to ankle and knee injuries respectively.
Dale currently sit fourth in the table and are looking to make it seven league wins in a row.