 After his return from suspension, he made just eight substitute appearances, making his final appearance as a substitute for Konstantin Kerschbaumer in the final match of the season, a 3–1 defeat to Blackburn Rovers.McCormack was released at the end of the season and finished his Brentford career with 104 appearances and three goals.McCormack signed for League Two club Luton Town on 1 June 2017 on a contract of undisclosed length, effective from 1 July.