Eovaldi was placed on the 15-day injured list on Friday with a strained right groin.
Eovaldi underwent an MRI on Friday which confirmed a right groin strain. He'll join Max Scherzer (back) on the shelf, while Yerry Rodriguez will join the big-league roster. Eovaldi's next start was scheduled for Tuesday, an opening that could be filled by Jack Leiter, who's currently in Triple-A.