Humberto Quintero was 3-for-4 with two RBI Sunday in the Houston Astros' 6-4 victory over the Pittsburgh Pirates.

Astros starter Felipe Paulino left in the second inning with a strained groin. Russ Ortiz pitched 4 1/3 scoreless innings in relief and Jeff Fulchino (1-1) got the win with one inning of work.

Jeff Keppinger had two hits, a run scored and an RBI for Houston, which has won six of its last eight games.

Pittsburgh starter Ian Snell gave up three runs on eight hits in six innings.

Steven Jackson (1-1) took the loss after allowing three runs in 1 1/3 innings.

Andrew McCutchen had three hits and an RBI, and Nyjer Morgan two RBI for the Pirates.