Duggar family excited’ another baby is on the way

The Duggar clan just keeps growing.

Josh Duggar, eldest son of Jim Bob and Michelle Duggar, whose family is the focus of TLC’s ’19 Kids and Counting,’ and his wife Anna will welcome their second child next year. Anna announced the news during their daughter Mackynzie’s first birthday party on Oct. 8.

“I showed Josh the positive pregnancy test on Mackynzie’s birthday,” Anna told PEOPLE. “It was fun to announce it to everyone on that already happy day.”