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Henderickx has received the Jeugd-en Muziekprijs Vlaanderen (Flanders), the International Composition Price for Contemporary Music in Quebec, Canada, the triennial E. Baie I prize for a talented Flemish artist in 1999 from the province of Antwerp and became the Arts Laureate of the Royal Flemish Academy of Belgium in 2002. In 2006 the Minister of Culture nominated him for the Flanders Culture Prize. He received the Lifetime Achievement Culture Prize in Lier, Belgium, in 2011. He was appointed as a member of the Royal Flemish Academy of Belgium (KVAB) for Science and the Arts in 2015.