 His début was on Sunday, 11 September 2011 at home to Blackburn Rovers and he scored his first goal for Fulham in a 3–1 home defeat against Everton on 23 October 2011.In the fixture against Bolton at the Reebok Stadium on 7 April 2012, Ruiz broke a bone in his foot, leading to a stretcher taking him off and him needing an operation, which sidelined him for 10 weeks.On 18 August 2012, Ruiz started Fulham's first Premier League game of the season, a 5–0 win against Norwich and assisted Mladen Petrić in scoring his second goal in his debut match.