Riley Keough and Ben-Smith Petersen
Dave M. Benett/amfAR14/WireImage
08/15/2014 AT 02:45 PM EDT
's granddaughter Riley Keough
showed off a hunka burning love on Facebook on Wednesday.
The actress and model sported a diamond engagement ring in a photo posted by her new fiancé, Australian stuntman Ben Smith-Petersen.
"So that happened," he captioned the pic
with Keough, 25.
The daughter of singer Lisa Marie Presley
, Keough was previously engaged to Alex Pettyfer
, her Magic Mike
costar, and dated singer Ryan Cabrera
Ben Smith-Petersen and Riley Keough
Ben Smith-Petersen / Facebook
She is believed to have met her new fiancé on the set of Mad Max: Fury Road
, which she stars in and he worked on as a stuntman. The two were first spotted out together in Los Angeles in January.
Keough's rep has not responded to calls asking for comment.