In 1800 he was put in command of Rochefort, then of Lorient in 1801 after being made a member of the Tribunat. He supervised the training of the invasion fleet at Boulogne, before taking part in several battles against the British at Le Havre in June 1804. In reward for his services, Napoleon made him a member of the Legion d'Honneur on 1st frimaire year XII, a commander 2nd class on the following 2nd prairial, elector for the Vaucluse department, the first commander of the Sailors of the Imperial Guard and commander of the four main corps of the invasion flotilla at Boulogne.