Nicolas Anelka believes Paris Saint-Germain allowing Edinson Cavani to join another club next season would be a "very big mistake".
After moving to Paris in 2013 from Napoli, the 33-year-old has fallen down the pecking order under Thomas Tuchel with his contract due to expire at season's end.
PSG's recent purchase of Mauro Icardi would seem to suggest Cavani, who has been linked with interest from Inter and Atletico Madrid, won't be staying in Paris.
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Cavani's departure could however come back to haunt PSG, according to Anelka, who himself began his career at the club.