Career
After that he kept on riding international tournaments, but never succeeded on World Cup level again. He was selected to represent the Netherlands at the Super League meeting in Rome where they finished fourth. At the CHIO in Rotterdam he became fifth in the individual competition.
Later that year he finished fourth at the with his horse Opium.
Houtzager and Hoorn competed in both the individual as well as the team competition in which they formed a team with Gerco Schröder and Vincent Voorn.