NASHVILLE, Tenn. — Zac Brown has hit another high note.

The 32-year-old country star's wife, Shelly, is pregnant with the couple's fourth child, his rep tells People.

The baby, a girl, is due early next year.

This will be the fourth girl for the couple, who also have daughters Justice, 3½, Lucy, 2, and Georgia Sloan, 11 months.

The Zac Brown Band's new album, You Get What You Give, drops on Sept. 21. The album's lead single, "As She's Walking Away," features legendary country artist Alan Jackson.