While the expectant mum didn't exactly reveal the sex of her baby she did include some blue heart emojis alongside her caption which read: "Eight years with this guy today, and a little trouble on the way! 💙👶🏼💙
The couple who have been in a relationship for 8 years, married in 2016.
The happy couple tied the knot in a beachside ceremony at the Elements of Byron Bay Resort in front of close family and friends.
Wishing the parents-to-be all the best!