Alyson Footer is reporting that the Astros have signed Casey Daigle to a minor league deal with an invitation to Major League Spring Training.
Daigle was 4-3 last year for Round Rock in 49 games in relief. He posted a line of:
55.2IP, 61H/18ER, 53K:25BB, for a 2.91 ERA and 1.55 WHIP.