Eazatollah Pourghaz scored the only goal of the match with a header just three minutes into the game in Tehran’s Dastgerdi Stadium.
Gol Gohr also defeated struggling Machine Sazi 3-1 thanks to a hat trick from Younes Shakeri. Mohammad Ebrahimi was on target for the visiting team.
Sepahan sits top with 40 points, two points adrift of Persepolis.