Hakim Ziyech is hoping to convince Chelsea to sign Ajax teammate Andre Onana.
Ziyech will arrive at Stamford Bridge this summer after the Blues paid £37m for his signature in February.
Onana is edging for a new adventure after five years with the Dutch giants.
The 23-year-old prefers a move to the Premier League with either Chelsea and Tottenham.
And the Daily Mailsays Ziyech will put in a good word for the Cameroon international, who would cost between £40m and £50m.
Frank Lampard is exploring his options at goalkeeper after Kepa Arrizabalaga's underwhelming campaign.
The Spaniard only returned to action last week after sitting on the bench for six consecutive games.