A crystalline form of 2,2-difluoro-N-[(1R,2S)-3-methyl-1-{[1-(1-methyl-6-oxo-1,6- dihydropyridin-3-yl)-1H-indazol-5-yl]oxy}-1-phenylbutan-2-yl]propanamide (form C), pharmaceutical compositions containing it and its use in therapy.L'invention concerne une forme cristalline de 2,2-difluoro-N-[(1R,2S)-3-méthyl-1-{[1-(1-méthyl-6-oxo-1,6-dihydropyridin-3-yl)-1H-indazol-5-yl]oxy}-1-phénylbutan-2-yl]propanamide (forme C), des compositions pharmaceutiques la contenant et son utilisation thérapeutique.