Voetbalprimeur.nl reports that Heerenveen intends to improve and extend the contract of Bernt Klaverboer, a 20-year-old Dutch goalkeeper. Technical director Johan Hansma said they want to extend his contract, which currently runs until 2027. The Netherlands U21 international has 2 caps and has also been linked with Udinese. According to Transfermarkt, his current market value is €3.00m.