United Kingdom, Aug. 8 -- Chase Infiniti and Tyriq Withers have reportedly split up.

The One Battle After Another actress and the Reminders of Him actor had been dating for several months before deciding to call time on their romance.

A source told TMZ that it is "unclear what caused the breakup" but the relationship has ended.

Back in May, it was confirmed that Chase, 26, and Tyriq, 27, had started seeing each other.

A source told PEOPLE at the time: "Chase is having fun and dating. She's in a really good place and enjoying herself like any young woman."

Chase and Tyriq had previously were spotted together at Audi's F1 team garage at the F1 Grand Prix in Miami and later on a night out in New York City after a showing of the Tony-win...