“Little People, Big World” alums Jeremy and Audrey Roloff made a big announcement this week… they are expecting their second child!

Audrey shared the happy news on Instagram, writing, “Baby #2 is coming in January!!!🎉 Ember is gonna be a big sister!😍😭 We are so grateful and excited for this little blessing to join our family💗🙏🏻”

She included a sweet family photo, which included Jeremy holding up a series of ultrasound pictures.

Jeremy also posted the announcement, writing, “We’ve got some exciting news: Ember Jean is going to be a big sister! We’re very excited to grow our family. Thanks for following our journey and for your continual support of our family.”

The Roloffs welcomed Ember Jean in September 2017 and shared the experience on “Little People, Big World.”

One issue they faced was the decision to supplement breastfeeding with formula after Audrey developed mastitis.

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