Playing at home, Galatasaray took the lead through Nonda in the 37th minute, when the Congolese striker headed cleanly. The win puts Galatasaray three points clear of Fener at the top of the table, with just two games remaining in the season.
The only other side in the running for the title, Sivasspor, is third on 70 points along with Fenerbahce, though the central Anatolian side would need a major slice of luck to overhaul Galatasaray. Sivasspor beat Denizlispor 2-1 to take the vital three points.
In the rounds other games, Kayserispor strengthened its hold on fifth spot when it beat Caykur Rizespor 3-0, condemning the Black Sea side to life in the Second Division next season; Besiktas beat Bursaspor 3-0 to move to 67 points and confirm its fourth place on the ladder; Ankaraspor beat Genclerbirligi Oftas by a single goal; Manisaspor defeated Konyaspor 2-0; Gaziantepspor and Trabzonspor drew 1-1;Kasimpasa drew two all with Ankaragucu and Genclerbirligi won a 2-1 over Istanbul Buyuksehir Belediyespor.