Alec and Hilaria Baldwin Are Expecting Their Third Child Together

— -- Alec and Hilaria Baldwin are growing their family.

They are expecting a baby boy this fall, the couple announced on social media.

The new addition will be their third child together.

"Ireland, Carmen, Rafael, Alec, and I are excited to share with you that we are going to have another addition to our family. A little boy coming this fall ?? #366daysoflivingclearly #HilariaLCM," she wrote on Instagram, along with the photo below.

The actor, 57, and his wife of more than three years, 32, have a 2-year-old daughter, Carmen, and an 8-month-old son, Rafael. Baldwin also has a 20-year-old daughter, Ireland, from his previous marriage to actress Kim Basinger.

The Baldwins married in 2012 after about a year of dating.