Rookie Jordie Benn got his first NHL goal and Cody Eakin also scored for Dallas, which won its second straight game following a 1-4-1 stretch in which they were outscored 23-10. Jamie Benn added three assists.
The Stars moving up from 10th place to eighth in the Western Conference, jumping ahead of San Jose and Columbus for the conference's final playoff position.
Kari Lehtonen, making his 11th straight start, stopped 33 shots two nights after getting 40 saves in a 2-0 win at Los Angeles.
Paul Stastny had a goal and an assist, and P.A. Parenteau also scored for Colorado.
We want to make sure that whoever makes our team really makes our team by earning it and not putting them in situations where they get preference because of their status as a first-round pick or whatever it might be. That's not going to happen. Everybody has to earn their way on our team.
— Columbus Blue Jackets general manager Jarmo Kekalainen on the team's prospects at development camp