 Boom then dominated the oldest stage race in the Netherlands – the Olympia's Tour.After competing in two stage races in Spain in which he won the first and won three stages in the second, Boom returned to the Netherlands where he won the Dutch national road race championships for elite riders.He would win the national time trial title several weeks later after which he announced that he intended on switching focus from cyclo-cross to road racing after the 2008/09 cyclo-cross season.