"It was more him than anyone," said Mattingly. "It sounds like he's not totally comfortable and needs a few more at-bats."
Uribe has played three games with Rancho Cucamonga, one as a designated hitter, two at third base. He is 4-for-11.
He has been nursing a right hamstring strain since May 20. The club has gone 17-12 in his absence.
Ken Gurnick is an associate reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.