imageHume returned for the second season of the Indian Super League on 5 June 2015, when he signed for Atlético de Kolkata. He made his debut on 3 October as they began the season with a 3–2 win at Chennaiyin, and scored his first goals in the form of a hat-trick on 1 November in a 4–1 win at Mumbai City FC, and added another treble 26 days later in a win by the same score over Pune at the Salt Lake Stadium.