Scott Phillips and Julie Bowen
Jon Kopaloff/FilmMagic
The couple, who announced last November that they were expecting another child, are actually having twin boys, her rep confirms to PEOPLE.
Bowen, 39, and Phillips, a real estate investor, welcomed son Oliver in April, 2007.
Phillips proposed to Bowen on Thanksgiving in 2003 when she starred as schoolteacher Carol Vessey on TV's Ed. They were married the following year.
Most recently, the actress played attorney Denise Bauer on Boston Legal, and has also appeared on Weeds and Lost.
• Click here to see an exclusive photo of the expectant mom.
