 His first goal for the club arrived on 25 August with the winning goal in a 2–1 win against Gretna, a match which was designated an 'away' game while Gretna were ground sharing Fir Park with Motherwell.He scored 18 goals in 42 appearances.Porter made his European debut in the UEFA Cup during the 2008–09 season, replacing John Sutton after 67 minutes of the 1–0 defeat to AS Nancy at the Stade Marcel-Picot on 18 September 2008.