Congratulations are in order for Rose Byrne — she's pregnant!

After months of speculation, multiple sources have confirmed to E! News that the 36-year-old actress is expecting her first baby with boyfriend Bobby Cannavale.

rose byrne pregnant

Rose at LAX on Thursday, Oct. 22, 2015.

Yesterday, the Bridesmaids star showed off her growing baby bump while leaving LAX. Through Rose tried to cover her stomach with a loose-fitting plaid dress — perfectly accessorized with black tights, matching booties, sunglasses and a hat — there was no denying she's pregnant!

RELATED: Kate Middleton is Reportedly Pregnant With Baby No. 3

Rose and Bobby, 45, have been dating since 2012. Rose — who has never been married — was previously in a six-year relationship with Australian actor Brendan Cowell from 2004 until 2010. Bobby was married to actress and screenwriter Jenny Lumet from 1994 to 2003, with whom he has a 20-year-old son, Jake Cannavale.

Click through the gallery below to see more photos of Rose’s baby bump!