Gwen Stefani and Gavin Rossdale

Gwen Stefani is reportedly expecting her third child, according to Us Weekly.

A source tells the magazine that the No Doubt singer and her husband, Gavin Rossdale, just discovered the news. The newborn would join sons Kingston, 7, and Zuma, 5.

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This would be the third child for Stefani and the fourth for Rossdale, who has a 24-year-old daughter, Daisy Lowe, with fashion designer Pearl Lowe.

Rossdale, 47, and Stefani, 43, wed in 2002 after dating for seven years.