Jeff Samardzija hit a two-run home run and pitched eight strong innings for his first win since opening day and the Chicago Cubs beat the Colorado Rockies 6-3 on Wednesday night.

David DeJesus led off the first inning with a home run and Anthony Rizzo had two hits for the Cubs, who won back-to-back series for the first time this season.

Reid Brignac hit a pinch-hit homer for the Rockies, who finished a 2-4 road trip.

The Rockies have not won back-to-back games since a season-high eight-game winning streak April 12-20. They have not won a three-game series at Wrigley Field since Sept. 29 to Oct. 1, 2006.

Samardzija (2-5) allowed two runs and five hits. He struck out seven and walked two.

Colorado starter Jon Garland (3-4) allowed three runs and seven hits in five innings. He struck out four and walked one.