"We've addressed the issue that he had and we're expecting that he will be symptom free and healthy and ready to go for next year," general manager Jeff Luhnow said.
Peacock had hip surgery in October and came to spring camp 30 pounds lighter and ready to compete for a spot in the starting rotation. He started last season in the Astros' bullpen and wound up making 24 starts, going 4-9 with a 4.72 ERA.
Brian McTaggart is a reporter for MLB.com and writes an MLBlog, Tag's Lines. Follow @brianmctaggart on Twitter and listen to his podcast. This story was not subject to the approval of Major League Baseball or its clubs.