 The following season, Maguire scored some vital goals, including a 94th-minute winner in a thrilling 4–3 match against Inverness CT on 29 March 2008 and a brace in the 2–1 win over Falkirk five days later.On 16 July 2008, Maguire signed a three-year contract extension with the Dons.In February 2009, having been regularly kept out of the starting eleven by first-choice striking pair Darren Mackie and Lee Miller, Maguire requested to go out on loan in search of regular first-team football.