 At the start of the 2011–12 season, Horwood started the season well when he set up a goal for Adam Boyd, in a 2–2 draw against MK Dons in the opening game of the season.Two weeks later, on 20 August 2011, he set up a goal once again for Peter Hartley, in a 2–2 draw against Stevenage.However, at the beginning of September, he suffered thigh injury that kept him out for two weeks.