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.
ໃນ 25 ສິງຫາ 2017, La Liga side FC Barcelona ກາດວ່າພວກເຂົາໄດ້ບັນລຸຂໍ້ຕົກລົງທີ່ຈະເຊັນຊື່Dembléສໍາລັບ€ 105 ລ້ານ plus ບວກ, ຕ້ອງມີການປິ່ນປົວໃນ 28 ສິງຫາ.