1) Hot-melt adhesive composition comprising from 20 to 95% of a polyamide and from 5 to 80% of a supramolecular polymer capable of being obtained by reaction between 1-(2-aminoethyl)-2-imidazolidone (UDETA) and a mixture comprising: - from 51 to 100% of one or more dimers and/or trimers of fatty acids; and - from 0 to 49% of one or more monomers of fatty acids. 2) Use of said composition with a view to manufacturing disposable hygiene articles.