Match summary
GKS Katowice beat Gornik Zabrze 2-1, with the winner arriving in stoppage time. GKS Katowice led 1-0 at half-time.
Olkowski's own goal put GKS Katowice ahead with a header in the 38th minute, Luka Zahović equalised in the 51st minute, and Filip Szymczak won it in stoppage time.