The Arizona Diamondbacks announced they have selected pitcher Mike Bolsinger's contract from Triple-A Reno.
In corresponding moves, the team has optioned relief pitcher Will Harris to Reno and placed reliever David Hernandez on the 60-day disabled list.
Bolsinger, 26, posted a 2-0 record to go along with a 1.42 ERA in 12.2 innings with Reno to begin the season.
The right-hander will be getting his first major league experience with the D-backs. In five minor league seasons in the D-backs' organization, he has gone 25-18 with a 3.38 ERA.
Harris, 29, was 0-1 with a 9.72 ERA in 8.1 innings this season for the D-backs.