diff --git a/src/app/services/articulo/articulo.service.ts b/src/app/services/articulo/articulo.service.ts
index 9814bed..6fa43c8 100644
--- a/src/app/services/articulo/articulo.service.ts
+++ b/src/app/services/articulo/articulo.service.ts
@@ -57,9 +57,9 @@ export class ArticuloService {
     for (const articuloCarrito of this.carrito) {
       if (articuloCarrito.id === articulo.id) {
         if (!articuloCarrito.productos) break;
-        let samePromo = false;
+        let samePromo = true;
         articuloCarrito.productos.forEach((a, i) => {
-          samePromo = (a.id === articulo.productos[i].id);
+          if (samePromo) samePromo = (a.id === articulo.productos[i].id);
         });
         if (!samePromo) break;
         this.addCant(articuloCarrito);