Selma Blair is single again.

The Anger Management actress, 40, has quietly parted ways with fashion designer boyfriend Jason Bleick, 42, multiple sources confirm to Us Weekly.

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"They were fighting nonstop," says one source of the duo, parents to 14-month-old Arthur.

Blair and the baby have now moved into a temporary rental in L.A.'s Venice area, according to an insider, but Bleick did get some quality time with his son September 8.

"Jason met Selma at a restaurant, then took Arthur for a walk by the beach," a source tells Us.

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Bleick and Blair met while collaborating on Bleick's EVER fashion line; they began dating in 2010 and welcomed their son in July 2011. Prior to dating Bleick, Blair was married to Ahmet Zappa from 2004-2006, and dated Kath & Kim costar Mikey Day from 2008-2010.

This article originally appeared on Selma Blair, Boyfriend Jason Bleick Split