Translate the following English sentence to French:
"First of all, regarding the observations made by Mr Graefe zu Baringdorf, I wish to assure him that we will change the procedure for authorisation of GMO additives in the Additives Directive 70/524, and not in the Novel Feed Directive."
Tout d' abord, en ce qui concerne les observations formulées par M. Graefe zu Baringdorf, je souhaite assurer que nous modifierons la procédure d' autorisation des additifs génétiquement modifiés dans la directive 70/524 concernant les additifs et non dans la directive novel food.