from odoo import models class MrpUnbuild(models.Model): _inherit = "mrp.unbuild" def _generate_move_from_existing_move( self, move, factor, location_id, location_dest_id ): result = super(MrpUnbuild, self)._generate_move_from_existing_move( move, factor, location_id, location_dest_id ) result.origin_mrp_manufacture_move_id = move.id return result