Wicks was recalled from Triple-A Iowa prior to Saturday's game against the Reds.
Wicks will return as left-handed bullpen depth after compiling a 3.55 ERA, 1.25 WHIP and 77 strikeouts in 71 innings operating as a starter who typically pitches fewer than five innings. He has an 8.71 ERA and 2.03 WHIP in 10.1 innings in the majors this year.