updated 08/06/2010 AT 1:00 PM ET
•originally published 08/06/2010 AT 2:00 PM ET
Baby makes four for Amy Poehler and Will Arnett’s growing family.
The Parks and Recreation star, 38, gave birth to the couple’s second son Friday morning, her rep tells PEOPLE.
Abel James Arnett weighed in at 7 lbs., 13 oz., and joins older brother Archie, who was born in October 2008.
“Amy, Will, Abel and Archie are all healthy and resting comfortably,” says the rep.