Olivia Wilde, 28, and Saturday Night Live star Jason Sudeikis, 38, are engaged, People is reporting.
The pair, who went public in December of 2011, moved in together last year and have been seemingly inseparable since.
Related: Olivia Wilde Divorces Italian Royal
According to the magazine, Sudeikis proposed to the Tron: Legacy star shortly after the holidays.
"They are so excited," says a source. "And very, very happy."
No word yet on a wedding date.
Video: Olivia Wilde Steams Up the Screen
This will be the second wedding for Wilde, whose divorce to Italian royal Tao Ruspoli was finalized in late September of 2011.
Related stories on ETonline.com:Buzzmakers: Dina's Black Eye & New 'Voice'
From Olivia Wilde to Mario Lopez, see which stars have the hottest beach bods of 2013.
Victoria’s Secret Angel Candice Swanepoel talks to WW about wearing the $10 million bra, eating steak, Taylor Swift and if she plans to marry her boyfriend.
From Jenny and Donnie to Amanda and Justin, see more celebs who found new love in 2013.
Check out the many times Taylor Swift has pulled out her surprise face at award shows.
Former "Housewife" Lydia McLaughlin dishes about leaving the "RHOC," her stance on plastic surgery and more!
Chris Daughtry dishes on his major body transformation, keeping chickens, making his marriage work and more!
© 2013 Microsoft