Sofia Coppola and Thomas Mars
05/24/2011 at 12:00 PM EDT
Director Sofia Coppola's latest project? A wedding!
director will marry longtime rocker beau, Thomas Mars
, in August at her family's villa in Bernalda, which is in southern Italy.
"Yes, they are getting married and having an intimate family wedding," her rep tells PEOPLE.
The wedding, Coppola's second, will take place in the Palazzo Margherita, a 19th-century villa which the director's father, Francis Ford Coppola, has rebuilt and is renovating. The family is originally from the region, and Coppola's great-grandfather came from Bernalda.
The 40-year old director and Mars, 34, lead singer of the Grammy Award-winning band Phoenix, have two children
, Romy, 4½, and Cosima, 1.