Perth Glory continue to set the trend in the A-League with a hand on the premiers plate following a 2-0 win over Adelaide.
Diego Castro and skipper Andy Keogh both scoring on the road either side of half-time.
Castro deflecting a ball into the opening and a superb strike from Keogh the difference in the game.
Perth showed that they have only lost just one-game in 22 outings compared to Adelaide who haven't won a game in its past five starts.
The Glory now nine-points clear at the top of the table with second place Sydney FC to play on Sunday.