On 25 August 2017, La Liga side FC Barcelona announced that they had reached an agreement to sign Dembélé for €105 million-plus add-ons,subject to a medical on 28 August.
Ngo-25 Agasti 2017, iLafa FC iLa Liga yamemezela ukuthi sebefinyelele isivumelwano sokuthi basayine uDembélé nge € 105 million kanye ne-add-ons, ngokuya kwezokwelapha ngomhla ka-28 Agasti.