Baby on-board for Hilary Duff and Matthew Koma

Hilary Duff is adding another member to her and husband Matthew Koma's family.

The couple announced they are expecting their third child.

"We are growing!!!" Hilary wrote in the caption of an Instagram boomerang video. "Mostly me ..."

Matthew commented on the post saying, "lol quarantine was fun," he said. "Baby #3 - 2021."

This is Hilary and Matthew's third baby together. Their daughter, Banks Violet, was born in October 2018.