 He then scored his 20th goal of the season on 7 April in a 1–1 home draw with Huddersfield.Having turned down a £650,000 bid from Championship side Plymouth Argyle for Porter during the January transfer window, Oldham managing director Simon Corney believed that the club faced a battle to retain Porter's services in the summer, but said that "we don't want to stand in the way of players who can better themselves at bigger clubs", revealing that there was interest from a Premiership club.He scored his 22nd and final goal of the season with the only goal against Chesterfield on the final day of the season, securing a play-off place for his side.