 After the 2012 season, Moffat signed a contract extension with the Dynamo.Moffat and the Dynamo opened the 2013 season on 2 March with a 2–0 win over D.C. United.Moffat started both legs of the 2012–13 CONCACAF Champions League quarterfinals, but Houston lost to Santos Laguna 3–1 on aggregate.