June 8 (UPI) -- Hilary Duff announced Friday that she is pregnant with a baby girl.
The 30-year-old actress shared a photo on Instagram with boyfriend Matthew Koma that showed a barely-there baby bump.
The caption said: "Guess what guys!" @matthewkoma and I made a little princess of our own and we couldn't be more excited!!!!!!"
Duff and Koma adopted a dog together in March after getting back together in the fall. Duff shared a photo of them with their dog Lucy on Instagram then as well.
Duff' sister Haylie gave birth to her second daughter, Lulu Gray, on Tuesday.