Holders Rangers extended their unbeaten run to 10 games following a 1-0 victory over Rivers United at the Nnamdi Azikiwe Stadium, Enugu.
Collins Ugwueze scored the winning goal in the 15th minute.
Rangers moved to third position with 27 points.
In Yenagoa, Bayelsa United ended Ikorodu City unbeaten run, edging past the visitors 1-0.
Rabiu Abdullahi scored the decisive goal 11 minutes from time.
At the Sanni Abacha Stadium, Abba Adam scored the winning goal as Kano Pillars defeated Katsina United 1-0.
Elsewhere, Abia Warriors recorded a 2-1 win over Niger Tornadoes
Ijeoma Desouza put the home team ahead after 21 minutes, while Ernest Okonkwo own goal four minutes before the hour mark make it 2-0.
Ahmed Family pulled a goal back for Tornadoes in added time.
Former champions Plateau United beat Heartland 3-2 in Jos.
Sunday Anthony bagged a brace for the home team with Pam Mafeng scoring the other goal.
Heartland got their goals through Tobi Iyanda.
Got what it Takes?
Predict and Win Millions Now
Got what it Takes?
Predict and Win Millions Now