Cristiano Ronaldo and Son Cristiano Jr., 13, Go Shirtless in the Gym as They Show Off Their Abs: 'My Partner'

Cristiano Ronaldo and son.Photo:Cristiano Ronaldo/Instagram

Cristiano Ronaldo/Instagram

Cristiano Ronaldoand his son are putting in the work!

On Thursday, the soccer star, 39, shared a photo onhis Instagramwith his 13-year-old son Cristiano Jr. as the two hit the gym together. Posing shirtless with their arms around each other, the father-son duo showed off their abs as they got in a workout.

“Hoje com o meu parceiro ❤️,” Ronaldo wrote, which translates from Portuguese to English as, “Today with my partner ❤️.”

Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.

Ronaldo shares his five kids with girlfriend Georgiana Rodríguez.

In June, theI Am Georginastar, 30, shared a carousel of photos on her Instagram in celebration of their twins' 6th birthday. “💖🦄🎈#6,” she captioned the series.

In the photos, Rodríguez posed with Ronaldo, their twins Eva Maria and Mateo, daughter Alana, 6, and son Cristiano Jr. The group smiled together while the twins posed in front of their respective cakes — a green, soccer-themed cake for Mateo, and a blue mermaid-theme one for Eva.

Rodríguez also posted a photo of her and Eva blowing out Eva’s candles and captured a sweet moment where Ronaldo kissed son Mateo on the cheek.

source: people.com