The key is out … ‘trigger “The Secret Lives of Mormon Wives” star Mikayla Matthews is anticipating child quantity 4!

Mikayla simply revealed the massive information on IG, sharing cute pics together with her hubby Jace and their three kiddos — Tommie, Haven, and Beckham — together with a peek at her fourth through an ultrasound scan.

The submit is stuffed with heartwarming moments, like Jace gently cradling Mikayla’s child bump and their youngsters bouncing off the partitions with vitality and pleasure.

Mikayla captioned the pics, “Thought I’d lastly announce the subsequent step on my therapeutic journey🤍 can’t wait to like on this child👶🏼🥹.”

Mikayla shared with PEOPLE the information was a whole shock, particularly contemplating she didn’t assume being pregnant was even attainable for her attributable to some ongoing well being points.

She’s received her fingers full for positive — juggling a being pregnant, filming season two of the Hulu sequence … and all of the drama that comes with it.