The present invention relates to a photocurable cosmetic composition, in particular intended for the coating of a fingernail, and more particularly intended for the make-up of a fingernail, comprising, in a physiologically acceptable medium: at least one photocurable compound a) comprising at least two acrylate functional groups (ALK) and at least one carboxylic acid function； at least one photocrosslinkable compound b) comprising at least one poly (urethane) poly (ALK) acrylate compound, preferably poly (meth) acrylate polyurethane, more preferably polyurethane dimethacrylate, preferably the photocurable compound (s) b) comprising a (poly) oxyalkylene unit, in particular comprising a (poly) oxyethylene unit, preferably comprising from 1 to 100 oxyalkylene units, preferably from 5 to 50 oxyalkylene units, and preferably about 8 to 10 oxyalkylene units, - at least one film-forming polymer present in a total str content ictly less than 30% by weight, based on the weight of the total solids content of the composition. The present invention also relates to particular methods of application of such a composition. La présente invention concerne une composition cosmétique photoréticulable, en particulier destinée au revêtement d'un ongle, et plus particulièrement destiné au maquillage d'un ongle, comprenant, dans un milieu physiologiquement acceptable : - au moins un composé photoréticulable a) comprenant au moins deux fonctions (ALK)acrylates et au moins une fonction acide carboxylique, - au moins un composé photoréticulable b) comprenant au moins un composé (poly)uréthane poly(ALK)acrylate, de préférence polyuréthane di(méth)acrylate, plus préférentiellement polyuréthane diméthacrylate, de préférence le (les) composé(s) photoréticulable b) comprenant un motif (poly)oxyalkylène, en particulier comprenant un motif (poly)oxyéthylène, comprenant de préférence de 1 à 100 unités oxyalkylène, de préférence de 5 à 50 unités oxyalkylène, et préférentiel
