An insect-repellent composition is provided, comprising: an insect-repellent compound comprising one or more fatty acid(s) having between 9 and 21 carbon atoms, a non-aqueous solvent, and less than 1% by weight of water.L'invention concerne une composition insectifuge comprenant : - un composant insectifuge comprenant un ou plusieurs acide(s) gras présentant entre 9 et 21 atomes de carbone; - un solvant non aqueux; - moins de 1% en poids d'eau.