Valdez will start Game 1 of the ALCS against the Red Sox on Friday, Chandler Rome of the Houston Chronicle reports.
Valdez settled for a no-decision in Game 2 of the ALDS against the White Sox on Friday when he allowed four runs on seven hits and a walk while striking out six in 4.1 innings. The southpaw will attempt to get back on track at home in the first game of the ALCS.