Francesco Carrozzini and Bee Shaffer.Photo: Jim Spellman/Getty

Francesco Carrozzini and Bee Shaffer

Bee Shaffer, the daughter ofVogueeditor-in-chief Anna Wintour, is going to be a mom.

The 33-year-old is expecting her first child with husband Francesco Carrozzini, son of the late Franca Sozzani who served asVogue Italia’s editor-in-chief, a source confirms to PEOPLE.

“It’s true and everyone is thrilled for Bee — and Anna!” a source close to Wintour tells PEOPLE.

This will be Wintour’s third grandchild, as her son Charles and his wife Elizabeth are parents to daughters Ella, 2, and Caroline, 4.

The exciting news comes one day after Shaffer and her Italian film director husband, 38 — whotied the knotin 2018 — celebrated their third wedding anniversary.

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Shaffer marked the special occasion with a sweet post onInstagram, featuring a throwback photo from the couple’s nuptials.

“3 Years ❤️,” Shaffer captioned the black-and-white photo.

The couple wed in anintimate celebrationat Wintour’s home in Mastic, New York, in July 2018.

AVoguespokeswomanconfirmed their engagement to PEOPLE in March 2017and two months later, Shaffer showed off herengagement ring for the first time on the Met Gala red carpet.

Neilson Barnard/Getty Images.

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While the pair may come from fashion royalty, they pursued different career paths from their famous mothers.

Page Sixwas the first to report the pregnancy.

source: people.com