His former boss Ronaldo Koeman, now at Valencia, is thought to be keen and reports suggest he could make a bid as early as January to take him to Spain.
Afellay is currently in talks with PSV - who are keen to extend his current contract by another three years, taking him to 2013.
"My intention is to sign with PSV," he told Algemeen Dagblad.
"But if that fails I will just serve out my contract until 2010."
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