Her daughter Louise Charlotte died on 6 February 1759, aged two. Thirteen days later, on 19 February at Riom, Marie-Louise married secondly with François Nicolas Le Normant, Comte de Flaghac and Receiver General of Finance in Riom (born 13 September 1725), a divorcee with three children. A distant cousin of Charles Guillaume Le Normant d'Étiolles and Charles François Paul Le Normant de Tournehem, through this marriage Marie-Louise became related with Madame de Pompadour. In addition, the former royal mistress was able to enter in the finance world and thanks to the traffic of influences, could accesses on the "Ferme générale", which enable her to multiplicate her assets and fortune.