from odoo import models


class StockRule(models.Model):
    _inherit = 'stock.rule'

    def _prepare_mo_vals(self, product_id, product_qty, product_uom, location_dest_id, name, origin, company_id, values, bom):
        res = super()._prepare_mo_vals(product_id, product_qty, product_uom, location_dest_id, name, origin, company_id, values, bom)
        if values.get('sale_line_id'):
            res['sale_line_id'] = values['sale_line_id']
        return res