Besnik Hasi was appointed coach of Anderlecht, the most successful club in Belgium, on Thursday.
The Albanian coach has signed a contract until the end of the season, with the possibility of extension.
"I know this club and the expectations that come with it. It is a pleasure to once again manage the Anderlecht first team," said the 53-year-old.
Has previously coached Anderlecht from March 2014 to May 2016, winning the Belgian Super League and Super Cup.
Hasi has a rich coaching career. Most recently, he managed Mechelen in Belgium, while he has also worked at Al-Ahli and Al-Raedi in Saudi Arabia, Olympiacos in Greece and Legia in Poland.