diff --git a/migrations/migrate.go b/migrations/migrate.go
index 56bd00b..a21652c 100755
--- a/migrations/migrate.go
+++ b/migrations/migrate.go
@@ -1031,10 +1031,12 @@ func SeedUrlMonitor() {
 	} else if sub.ModuleId != modulo.ID {
 		db.Model(&sub).Update("module_id", modulo.ID)
 	}
-	var roles []models.Roles
-	db.Find(&roles)
-	for _, rol := range roles {
+	var rol models.Roles
+	if err := db.Where("name = ?", "Administrador").First(&rol).Error; err != nil {
+		log.Printf("[SEED] Rol 'Administrador' no encontrado, se omite asignación: %v", err)
+	} else {
 		db.Model(&rol).Association("Submodules").Append(&[]models.Submodules{sub})
+		log.Printf("[SEED] Submódulo 'Monitor de URLs' asignado al rol 'Administrador'")
 	}
 	log.Println("[SEED] Seed de Monitor de URLs completado.")
 }