Megan Fox is addressing her "unplanned" pregnancy with with ex mgk, months after they welcomed their daughter.

The Jennifer's Body star returned to Instagram on Wednesday (May 21) to share a video from her role in the new Amazon Prime TV series Overcompensating. On the Story, she also added new comments about her pregnancy journey, revealing that she was only a few weeks along when she filmed the show, per People.

"👀 38 years old six weeks pregnant (unplanned but a happy surprise)," she wrote.

The New Girl actress, now 39, also penned an inspirational message about not adhering to societal expectations, especially in terms of women being considered too old to have children.

"Please stop listening to the patriarchy. Women are eternal light beings ✨ We do not have an expiration date," she said. "Don't let them rob you of your power."

Fox and mgk welcomed their first child together in March, a baby girl born months after the former couple ended their relationship. While her name has not been shared publicly, the Mainstream Sellout musician announced the birth of their "little celestial seed" in a sweet video. Amid this "new chapter," they are reported to be focused on co-parenting and enjoying spending time their little one.

In addition to their daughter, both Fox and mgk are parents to children from past relationships. Fox shares three sons — Noah, 12, Bodhi, 11, and Journey, 8 — with ex-husband Brian Austin Green while mgk shares 15-year-old daughter Casie with ex Emma Cannon.