Abdilla had joined the Maroons in November 2014 when they were still playing in Division 1.
Meanwhile three goalkeepers signed new deals with the club. Jurgen Borg signed a four-year deal while Justin Haber and Anthony Curmi both signed a one-year deal.
On the other hand, Antonio Orlando de Queiroz Macedo Neto and Kris Thackray were released by the Maroons.