Lee scored his first league goals for the "Terriers" during a 3–0 win over Wycombe Wanderers on 27 August 2011. The first goal came from his first touch of the game 40 seconds after making it onto the pitch as a second-half substitute, before he finished the game with a brace. He finished the 2011–12 campaign with seven goals in 38 games, and was an extra-time substitute in the play-off Final victory over Sheffield United at Wembley Stadium, though missed his penalty in the shoot-out.