Jennifer Aniston and Justin Theroux announce their engagement

It’s official Jennifer Aniston and Justin Theroux have announced their engagement.

Confirming months of speculation, the pair have finally announced they are indeed going to tie the knot.

Justin asked Jen to marry him at his 41st birthday celebrations on Friday and she accepted.

“Justin Theroux had an amazing birthday on Friday, receiving an extraordinary gift when his girlfriend, Jennifer Aniston, accepted his proposal of marriage,” his representative told People magazine.

Jennifer’s representative has also confirmed the couple’s engagement.

The pair, who’s romance began on the set of their movie Wanderlust, have been dating for more than a year.

When asked about her personal life in a recent interview, Jennifer said she couldn’t be happier.

“Yes, I’m very happy. I’m extremely lucky, and I’m extremely happy,” the 43-year-old said on Good Morning America.