Sam Mensah played the entire duration for Swedish side Östersund who eliminated Turkish giants Galatarasay out of the Europa League after drawing 1-1 in Istanbul on Thursday.
Having won the first leg of their second qualifying round tie 2-0 at home, the debutants proved resolute on the road.
Skipper Brwa Nouri's 60th-minute penalty rendered academic an Ahmet Çalik reply.
Mensah played on the right side of midfield as Östersund authored the first big shock of the 2017/18 European campaign.