Bubic will start Saturday's game against the Brewers, Lynn Worthy of The Kansas City Star reports.
Danny Duffy (disciplinary reasons) will rejoin the rotation for Friday's series opener, pushing Bubic back to Saturday. The 23-year-old has a 4.50 ERA, 1.45 WHIP and 37:15 K:BB through 40 innings during his first year in the majors.