(Twitter, @Miss_Pina)

Cuoco, 26, and the tennis star, 27, have been dating for about three months. Sweeting reportedly proposed on Wednesday.

Cuoco took to social media on Wednesday to express her joy. She uploaded a picture to her Instagram account with her mother and sister with the caption, “A sweet celebration w my sweet soul sisters.

She also tweeted, “Flying high, I could literally touch the sky with you…” 

The couple made their first public appearance at the Primetime Emmy Awards. The actress had previously been linked to “Man of Steel” star, Henry Cavill, with a brief romance this past summer. 

A source told Us Weekly, “It’s only been three months but she knows Ryan is the one. When you know, you know.”

Cuoco is currently shooting the film, “The Wedding Ringer”. Looks like she’ll now have more than one wedding to think about! 

Reach producer Lizzie Pereira here.