The Evening Chronicle says they are due to touch base again with Ajax on the Anita deal.
The player has changed agent in a bid to get his future sorted out.
Recently Ajax director of football Marc Overmars said: "We have offered him a new deal until 2015 or 2016.
"The coaches are very clear and see Vurnon as an important first-team player.
"We don't want to let go of him.
"He will become one of the top earners at Ajax with his new contract."