Tiffani Thiessen only just revealed that she and husband Brady Smith are expecting their second child, and yet she’s already willing to reveal the sex of the baby.

Tiffani Thiessen is expecting a little boy!

This good news comes according to a rep for the Saved By the Bell alum, who shared the news with Us Weekly on Wednesday!

This follows an announcement made by the family on Instagram on Jan. 15 that the were expecting an addition to their family.

“We are excited to announce the news that we are expecting. Harper could not be more thrilled to have a sibling and a playmate,” Tiffani Thiessen captioned a photo with her husband and daughter.

According to Tiffani Thiessen, no one is more excited than their four-year-old daughter Harper Renn, who is beyond ready to become a big sister.

“She puts more pressure on me than anybody. She’s definitely ready to have a brother or sister,” Tiffani told Billy Bush and Kit Hoover of Access Hollywood Live in December.

We are excited to announce the news that we are expecting. Harper could not be more thrilled to have a sibling and a playmate. Photo by @elizabethmessina

A photo posted by Tiffani Thiessen (@tathiessen) on Jan 15, 2015 at 5:15pm PST

Needless to say, the expectant parents are thrilled to become a family of four.

“We could not be more excited about extending our family. Harper is beyond thrilled to have a playmate!” they told People.

Is @TAThiessen adding a baby boy or girl to her family? http://t.co/FC98ZMdgkc #Access pic.twitter.com/jFKhU8RvNZ

— Access Hollywood (@accesshollywood) January 22, 2015

Tiffani Thiessen, 40, and Brady Smith, 43, married in 2005 and welcomed their daughter in June 2010.