Ian Maatsen is in new contract talks with Chelsea.
The Holland U21 fullback is inside the final year of is current deal and attracting interest from home and abroad.
Maatsen helped Burnley win the Championship and promotion last season.
The defender is now a target for Ajax and West Ham United ahead of this month's summer transfer deadline.
Voetbal International says before any decision, Chelsea hope to secure Maatsen to a new deal.