 By the start of the 2010-11 season, Vlaar was appointed as Feyenoord captain, following Giovanni van Bronckhorst's retirement.By the start of the 2011–12 season, Vlaar signed a contract with the club, keeping him until 2014.Vlaar was among thirteen players to lose confidence in Mario Been, prompting him to resign as Manager of Feyenoord, leading Ronald Koeman become Been's successor.