Chelsea remain interested in Ajax goalkeeper Andre Onana.
The Cameroon No1 is viewed at Chelsea as a replacement for Kepa Arrizabalaga.
Voetbal International says Bayer Leverkusen is entering a tug of war with Chelsea and has offered €20m for Onana.
But Chelsea are still in the picture and are ready to offer Ajax around €30m.
Chelsea have now secured Champions League games for next season, which means a bump in the transfer budget for manager Frank Lampard.
