Shaun Marcum (3-1) pitched seven scoreless innings, allowing three hits and two walks while striking out six to give the Brewers their sixth win in their last 10 games.
Brett Myers (1-1) went six innings, allowing four runs on five hits and three walks while fanning eight in Houston’s third straight loss.
Clint Barmes was 0-4 in his Astros’ debut. Brett Wallace left the game in a collision with Prince Fielder, and is day to day with a hip contusion. The Astros had only two hits in the game besides the two Wallace provided them before leaving.