Britney Spears Is Engaged to Longtime Boyfriend Sam Asghari

Britney Spears and Sam Asghari are engaged!

Spears and Asghari announced the news on Instagram on Sunday after more than four years of dating.

Asghari’s manager Brandon Cohen confirmed to PEOPLE that he is “proud to celebrate and confirm the engagement.”

Fans and celebs took to Instagram to share their congratulations including actress Octavia Spencer who commented “Make him sign a prenup.”

In an Instagram story posted Monday, Sam addressed concerns the prenup saying, “Thank you to everyone who is concerned about the prenup. Of course, we’re getting an ironclad prenup to protect my Jeep and shoe collection in case she dumps me one day,” he joked along with two crying-laughing emojis.