Zeneli started on the bench when league leaders Union Saint-Gilloise, with 39 points, hosted chasing Club Brugge, who had 38 points.
In the 64th minute, Zeneli was brought on, and with a quarter of an hour left the Swede secured the victory.
Since moving from Elfsborg, the 23-year-old has played ten games for the Belgian club, scoring three goals and providing four assists. He was also recently named the league's player of the month.
He was also in Graham Potter's playoff squad, where he was a major contributor to Viktor Gyökeres's decisive goal in the final against Poland when Sweden went to the World Cup.
Seven rounds remain in the Belgian championship play-offs.
