Liam Hemsworth and Miley Cyrus

Miley Cyrus and Liam Hemsworth are engaged, People reports.

"I'm so happy to be engaged and look forward to a life of happiness with Liam," Cyrus said.

See photos of Miley Cyrus through the years

Hemsworth, 22, popped the question to the 19-year-old Hannah Montana alum on May 31 with a 3.5-carat diamond ring from famed jeweler Neil Lane.

The couple, who have been dating on and off for three years, met in 2009 on the set of their film The Last Song. Hemsworth recently appeared in the Blockbuster hit The Hunger Games, while Cyrus is working on recording her next album.