Ugo Humbert won his fifth career ATP title in Marseille, with victory over Grigor Dimitrov.
The French tennis player says he suffered from fatigue and was forced to stop playing for three weeks.
The world No.40 was preparing to leave the country.
Ugo Humbert stunned Stefanos Tsitsipas to reach the Quarter-Finals at the Olympic Games.
The 22-year-old fired nine aces and 29 winners to claim his first ATP 500 title.
France's next best thing is having a breakthrough week in Marseille.