Chris Pratt and Katherine Schwarzenegger Pratt are expecting their first child together

Chris Pratt and Katherine Schwarzenegger Pratt are getting in some exercise before becoming parents!

With the due date approaching, the Guardians of the Galaxy star, 41, shared a photo of himself and his pregnant wife, 30, taking a hike on Saturday.

“Ready to pop / still don’t stop,” the actor captioned the image, explaining that the pair went to the “top of the mountain today.”

In the snapshot, the couple stands beside one another while wearing casual workout gear, with Schwarzenegger standing in profile to show off her baby bump.

However, even though the podcast host and author may be almost ready to give birth, the actor admitted that he’s happy it didn’t happen while they were out and about. “Kinda grateful it didn’t go down on the trail tho to be real,” he said.

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Chris Pratt, Katherine Schwartenegger
Katherine Schwarzenegger Pratt and Chris Pratt
chris pratt and katherine schwarzeneggerCredit: RoundPondEstate/Instagram
Katherine Schwarzenegger Pratt and Chris Pratt
| Credit: RoundPondEstate/Instagram

PEOPLE confirmed in April that Pratt and Schwarzenegger Pratt, who tied the knot last June, are expecting their first child together. Pratt is already dad to 7-year-old son, Jack, whom he shares with ex-wife Anna Faris.

Chris Pratt Katherine Schwarzenegger
Katherine Schwarzenegger Pratt and Chris Pratt
| Credit: VALERIE MACON/AFP via Getty

Opening up about the experience of being pregnant amid the coronavirus pandemic, Schwarzenegger Pratt said that her “wonderful husband” has been "very understanding.”

"It's been amazing having him home and also very understanding about my need to sanitize everything, having everyone wear masks all the time," the best-selling author said in June. "That's been helpful."

RELATED VIDEO: Chris Pratt Won Over Father-in-Law Arnold Schwarzenegger in the Gym: 'He's a Strong Guy'

In a loving Instagram post, Schwarzenegger Pratt paid tribute to her husband on his birthday, which coincided with Father's Day.

"Happy birthday and Father’s Day to my wonderful, loving, exceptional husband," she said alongside a collage of photos of the couple. "What an amazing year you’ve had and I know this year will be filled with more fun, adventure and love."