On 28 March 2013, Bozanic signed a one-year contract extension with the club. At the conclusion to the season, Bozanic helped the club to win the A-League 2012–13 season, their second time in the row, and was featured in the A-League Grand Final, playing in defensive midfield with John Hutchinson, where they won 2–0 against Western Sydney Wanderers.
On March 28, 2013, Bozanic signed a one-year contract extension with the club.  He contributed to their second consecutive A-League championship win in the 2012-13 season and played in the Grand Final alongside John Hutchinson, where they defeated Western Sydney Wanderers 2-0.