Coffee chain giant Starbucks (SBUX) has been having labor troubles for a long time now. With some stores moving to become union shops, just

Starbucks and its union representing more than 10,000 baristas have agreed to bring in a mediator to help resume stalled contract negotiations and reach a deal, they said in a joint statement on Thursday.

A labor agreement, covering more than 500 U.S. stores, would be the company’s first. Talks stalled last year over wages.

Starbucks Corp. and its union have agreed to bring in an outside mediator for contract negotiations in an effort to revive stalled talks and reach a landmark deal.