Actress and singer Charlotte Gainsbourg has undergone surgery in Paris following a small brain haemorrhage.
Charlotte Gainsbourg had been at the Venice Film Festival
The 36-year-old had been involved in a minor water-skiing accident in the US some months ago, her agent said.
She sought medical attention after complaining of headaches, Dominique Segall said, adding the actress was "doing very well".
London-born Gainsbourg had been at the Venice Film Festival earlier this week. promoting new film I'm Not There.
"Following a fall while water-skiing several months ago, Charlotte Gainsbourg had a small operation today to repair a haemorrhage," Mr Segall said on Thursday.
"The operation went very well. She is coming out of hospital tomorrow."
The daughter of late French singer Serge Gainsbourg and British actress Jane Birkin, she is one of France's most popular performers.
She made her film debut in 1984, playing Catherine Deneuve's daughter in drama Paroles et musique.
In 1986 she was named most promising actress at France's prestigious film awards, the Cesars, for her role in L'Effrontée, while in 2000 she won the best supporting actress prize for La Buche.
In 2006, she took a leading role in The Science of Sleep by Oscar-winning French director Michel Gondry.
In the same year, she also revived her singing career, releasing her second album 5:55, collaborating with electronic duo Air and former Pulp singer Jarvis Cocker.
Her debut album, written by her father, was released in 1986.