The Astros announced Thursday they added infielder Ronald Torreyes and pitcher Vincent Velasquez to the 40-man roster. Pitcher Anthony Bass was also outrighted to Triple-A.
Torreyes hit .298 with two home runs, five triples, 20 doubles and 46 RBI in 126 games last season for Triple-A Oklahoma City.
Velasquez went 7-5 with a 3.52 ERA in 18 appearances (13 starts) between Rookie League and high Class A last season.