 Chaplin started the 2015–16 season on the bench, playing second fiddle to first-choice striker Matt Tubbs, but showcased his talents with goals against Championship clubs Derby and Reading in the first and second rounds of the Football League Cup, also scoring in the 3rd round of the FA Cup in a 2–2 draw with Ipswich Town.He scored his first two league goals of the season in a 3–1 win over Barnet on 12 September.Although Chaplin struggled to maintain a first-team place in the league, he would still manage to score 11 goals in 38 appearances in all competitions.