The season started on 5 September 2021 and concluded on 8 May 2022 with the second match of the championship final.[1]Dragons were the defending champions.[2]Racing won their sixth league title by defeating Gantoise 5–4 on aggregate in the championship final.[3][4]
Changes from 2020–21
This season was played with 12 instead of 14 teams again.[5] Each team played each other twice and the top four teams advanced to the championship play-offs. The bottom two teams were relegated directly and the team in 10th place played a relegation play-off against the third placed team from the second division.[6]