 The injury ruled him out for the rest of the 2007–08 season as Leicester were relegated from the Championship.In the 2008–09 season, despite fully recovering from his knee injury, Porter played only one league and one League Cup match as Leicester regained promotion as League One champions.On 11 September 2009, Porter joined Mansfield Town on loan for a month, making his debut in a 3–2 defeat to Stevenage Borough the next day but making only two appearances.