In a recent Instagram post, Jackie Chan assured fans that he’s in good health and said his role in an upcoming movie is the reason he looks much older than he is.

“Not long ago, many friends saw some recent photos of me online and they were concerned about my health,” wrote Chen, who turned 70 on Monday. “I want to take this opportunity to let you all know, don’t worry! This is just a role in my latest movie. This role requires me to have white hair, a white beard, and to look older.”

Chen celebrated his platinum birthday and shared throwback photos from his illustrious career.

“Even before today, many friends have been reminding me: ‘Jackie, today is your 70th birthday!’ Every time I hear that number, my heart stops beating – I’m 70 already?” he wrote .

“After I recovered from the shock, the second thing I thought about was something my brother Sammo Hung once said: ‘It’s a blessing to grow old.’” Especially for us stuntmen, we don’t Know how lucky you are to grow old. “

His message ended with: “Thank you very much for your birthday wishes. I hope everyone is happy and healthy!”

Jackie Chan didn’t specify which role he might have to age to play, but he’s currently scheduled to star in an upcoming movie. karate kid The movie is expected to be released in theaters in December. Ralph Macchio and Jackie Chan will both reprise their roles from the beloved 1984 film.