The win is vital for the local heavyweights who are fighting to close in on the leading rivals as they hope to defend the league title in the end
Gor Mahia emerged 1-0 victors against Vihiga United in a Football Kenya Federation Premier League tie held at Mumias Sports Complex on Thursday.
Manuel Vaz Pinto's charges were able to hold onto the slim lead - courtesy of a goal scored by Clifton Miheso - earned in the first half against a side that defeated them in the first round in Nairobi.
Gor Mahia made a brilliant fourth-minute move but they could not get the opener as Vihiga United's Mustapha Oduor was able to collect a final strike by Miheso.