Arroyo was optioned to Triple-A Durham following Wednesday's loss to the Athletics, Eduardo A. Encina of the Tampa Bay Times reports.
Arroyo received the start at third base Wednesday and went 2-for-4 with a run scored, but he will nonetheless head back to Triple-A with Joey Wendle (wrist) returning from the injured list. Arroyo has struggled in the majors this season overall with a .220/.304/.380 slash line and 18 strikeouts in 57 plate appearances.