Ariel Pena gave up three hits over a season-high 6 1/3 innings in the Huntsville Stars' 6-1 win over the Biscuits and a doubleheader sweep Saturday in Huntsville.
Pena (3-3) walked two and struck out seven.
Shawn O'Malley singled and doubled, and Steve Tinoco doubled for Montgomery's hits.
The Biscuits scored in the seventh without benefit of a hit. Todd Glaesmann reached on an error, went to second on a walk to Tinoco and third on a wild pitch. A Mark Thomas groundout brought him in.
Ozzie Chavez had three RBIs, while Mobile native Kentrail Davis homered and scored twice for the Stars.
Montgomery's Matt Buschmann (5-2) gave up four runs on nine hits in five innings. He had won his last three starts and five straight decisions.