Princess Charlotte just turned 10, and Prince William and Princess Kate are celebrating their daughter with a new photo of the British heir.

Charlotte, the second child and only daughter of Prince William and Kate Middleton, was born at 8:34 a.m. on May 2, 2015 at St Mary’s Hospital in Paddington, London, according to The Royal Family. She’s currently third in line to the British throne behind her father and brother, Prince George, who turns 12 in July.

Kate Middleton and Prince William's daughter Princess Charlotte turned 10 on May 2, with the royal family unveiling a new portrait of her in honor of the milestone. The Prince and Princess of Wales’ only daughter has hit double digits!