Catelynn Lowell will wed Tyler Baltierra this Saturday in Michigan.

Is 'Teen Mom OG' Filming Season Six Wtih Catelynn Lowell & Tyler Baltierra?

Ahead of the Teen Mom OG star's Aug. 22 nuptials, the mother of two took to Instagram, where she revealed a photo of her marriage license to fans.

"Look what I got @tylerbaltierramtv your stuck with me forever!" Lowell wrote on Instagram on Friday.

'Teen Mom' & 'Teen Mom 2' Stars To Attend Catelynn Lowell & Tyler Baltierra's Wedding

A photo posted by Catelynn Lowell (@catelynnmtv) on Aug 14, 2015 at 10:44am PDT

Lowell and Baltierra have two children together, Carly, 5, who was adopted in 2009, and Novalee, who the couple welcomed in January of this year.

Two months ago, Baltierra spoke of wedding planning on Instagram, and revealed his excitement in marrying his girlfriend of 10 years.

"Driving up north with my babe to go over everything with the wedding planner," he wrote to fans. "I can't believe in almost 10 weeks I will be married to this beautiful human being. I'm so honored, grateful, & blessed to be marrying my partner, my best friend, & my soulmate! I have never loved anything more in my life than @catelynnmtv! Cate, your going to be the most beautiful bride & I can't thank you enough for making the last 10 years of my life beyond amazing & fulfilled with pure love & immense joy! #MyBabe #10YearsStrong."

Lowell and Baltierra are reportedly in production on an upcoming season of Teen Mom OG, although news of a sixth season has yet to be confirmed by the network.