Happy to share that max and August are getting a new baby sister next year Zuckerberg wrote on Facebook and insta Wednesday.

in Photos share, Zuckerberg can be seen similing widely while placing his hand on chan's stomach

Zuckerberg is the co-founder, chairman and CEO of Meta, which he originally launched as facebook in 2004.

He and chan, 37, a former pediatrician, are parents to daughters Max, who was born in 2015, and August born in 2017.

After starting their relationship as Harvard University undergraduates, Zuckerberg and chan married in 2012 in the backyard of their home in Palo Alto, California.

The groom made the marriage facebook office with the status update mark added a life event to may 19, 2012 on his timeline Married Priscilla Chan

In may the couple acknowledged 10 years of marriage with an Instagram photo that read, 10 years married and half our lives together.

Since their daughter were born, Zuckerberg hasn't shared tons about his family life