Jessa (Duggar) Seewald Debuts Baby Bump in Sweet Sister Snap

The 23-year-old reality star announced she was expecting her second child in August.

Jessa (Duggar) Seewald is baby bumpin'!

The 23-year-old reality star, currently pregnant with her second child, debuted her burgeoning belly in a sweet sister snap on Friday.

WATCH: EXCLUSIVE: The Bizarre Way Jessa (Duggar) Seewald Jump-Started Her Labor

"So great having all of our older daughters together while Jill is temporarily back in Arkansas! ?," the Duggar family's Instagram account captioned a shot of Jessa with sisters Joy-Ana, 18, Jill, 25, Jana, 26, and Jinger, 22.

WATCH: Jessa (Duggar) Seewald Leans on Husband Ben for Support During Difficult Labor

Jessa and her husband, Ben Seewald, first confirmed to ET that they were expecting their second child in August.

"We are overjoyed to announce that Spurgeon has a new title in life as 'big brother'!" the couple said in a statement. "We are so thankful that God is adding to our family. 2017 is shaping up to be a wonderful year already and we know Spurgeon will do a great job in his new role. Having Spurgeon has been such a wonderful blessing and we cannot wait to see the face of this sweet new baby (or babies!)."

Jessa and Ben, 21, welcomed son Spurgeon, last November. "I think Spurgeon will be a great big brother," Ben gushed in a video announcing their pregnancy on TLC’s website. "He'll learn a lot of valuable lessons having a little sibling. Yeah, we're really excited about that."

WATCH: Jessa (Duggar) Seewald's Adorable Baby Spurgeon Celebrates His First Christmas in Style