The home loss is the first one for the champions who have played just two games in the season owing to their participation in the Caf Champions League
Tusker FC defeated Gor Mahia 2-1 in a Football Kenya Federation Premier League tie at the Moi International Sports Complex, Kasarani on Wednesday.
David Majak, and Nicholas Meja ensured the champions tasted defeat for the first time in the season as Jules Ulimwengu scored his second goal for K’Ogalo.
Majak, who scored a brace against Western Stima in Tusker’s first season win, opened the scoring in the 12th minute.