 In their first season after the promotion, BASK archive major results, and finished the season as champion of the 2010–11 Serbian First League.This meant the direct promotion to the highest national level, the Serbian SuperLiga, however the club direction decided that they would not be able to guarantee the financial backing for the SuperLiga and thus withdrew leaving their place for FK Novi Pazar which had finished third.Instead, BASK relegated themselves to the Serbian League Belgrade, finishing the 2011–12 season in 13th place.