On the opening game of the season, Ajdarević made his debut, coming on as a substitute for Yoni Buyens, in a 1-0 loss against Zulte Waregem.
He made his league debut at 25 August 2013 against R.A.E.C. Mons in a 0-2 away win, coming off the bench in the first half for an injured Yoni Buyens.
Yoni Buyens | Yoni | Yoni Eilat | Yoni (album) |