Congrats are in order for David Arquette and his wife, Christina McLarty!

The couple welcomed their second baby, a son named Augustus Alexis Arquette, on Wednesday, March 8, David and Christina announced via Instagram.

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"Augustus Alexis Arquette. March 8, 2017," the 45-year-old actor captioned an adorable, close-up pic of his newborn son on the photo-sharing site. Christina, 35, similarly shared a black and white snapshot of the little guy's tiny hand with the same caption.

Augustus will reportedly go by the nickname Gus. His middle name is a sweet tribute to David's late sister, actress Alexis Arquette, who sadly passed away on Sept. 11, 2016.

The Never Been Kissed star and his actress wife previously announced they were expecting Baby No. 2 last October. The couple — who tied the knot in April 2015 — are also parents to a two-year-old son, Charlie West Arquette, who was born in April 2014.

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David and Christina revealed their second pregnancy with an adorable Instagram video of themselves telling Charlie he was going to be a big brother! "So incredibly blessed and honored that my wife, @ChristinaArquette, is pregnant with a baby boy!" the star captioned the clip of Charlie talking to his unborn little brother in a sonogram picture.

David is additionally a dad to an older daughter, 12-year-old Coco Arquette, with his first wife, Courteney Cox. He and the Friends star were married from 1999 until 2013.

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Though his marriage to Courteney didn't work out, David recently gushed his ex-wife is a "wonderful mother" to their preteen, Coco. "We are friends and we love each other. We're incredible co-parents, she's a wonderful mother, we love our daughter and we just want a healthy relationship for that, in general," he said. So sweet!