Match events
Minute by minute- 25' Yellow card: Dries Mertens Napoli
- 35'1–0 Goal: Piotr Zielinski Napoli
- 38' Yellow card: Martín Zubimendi Real Sociedad
- 41' Yellow card: Hirving Lozano Napoli
- 45' Substitution: Andoni GorosabelOff: Joseba Zaldúa Real Sociedad
- Half-time 1–0
- 56' Substitution: Ander BarrenetxeaOff: Portu Real Sociedad
- 58' Yellow card: Fabián Ruiz Napoli
- 68' Yellow card: Robin Le Normand Real Sociedad
- 70' Substitution: Andrea PetagnaOff: Dries Mertens Napoli
- 70' Substitution: Diego DemmeOff: Tiemoué Bakayoko Napoli
- 70' Substitution: Matteo PolitanoOff: Hirving Lozano Napoli
- 74' Substitution: Eljif ElmasOff: Piotr Zielinski Napoli
- 78' Substitution: Alexander IsakOff: Robin Le Normand Real Sociedad
- 78' Substitution: Aihen MuñozOff: Nacho Monreal Real Sociedad
- 78' Substitution: Modibo SagnanOff: Ander Guevara Real Sociedad
- 81' Yellow card: Igor Zubeldia Real Sociedad
- 82' Substitution: Faouzi GhoulamOff: Mário Rui Napoli
- 90+2'1–1 Goal: Willian José Real Sociedad
Line-ups
Confirmed
Napoli4-2-3-14-3-3Real Sociedad
- 25 Ospina
- 682' Rui
- 26 Koulibaly
- 19 Maksimovic
- 22 Di Lorenzo
- 570' Bakayoko
- 8 Ruiz
- 24 Insigne
- 2074' Zielinski
- 1170' Lozano
- 1470' Mertens
- 1 Remiro
- 2078' Monreal
- 2478' Le Normand
- 5 Zubeldia
- 245' Zaldúa
- 8 Merino
- 36 Zubimendi
- 1678' Guevara
- 756' Portu
- 9 José
- 11 Januzaj
Napoli bench
- 31Faouzi Ghoulam82'
- 37Andrea Petagna70'
- 7Eljif Elmas74'
- 4Diego Demme70'
- 21Matteo Politano70'
Real Sociedad bench
- 15Modibo Sagnan78'
- 19Alexander Isak78'
- 12Aihen Muñoz78'
- 22Ander Barrenetxea56'
- 18Andoni Gorosabel45'