diff --git a/addons/stock/models/stock_lot.py b/addons/stock/models/stock_lot.py
index b21902a944d..356a2c91607 100644
--- a/addons/stock/models/stock_lot.py
+++ b/addons/stock/models/stock_lot.py
@@ -30,7 +30,7 @@ class StockLot(models.Model):
     product_qty = fields.Float('Quantity', compute='_product_qty')
     note = fields.Html(string='Description')
     display_complete = fields.Boolean(compute='_compute_display_complete')
-    company_id = fields.Many2one('res.company', 'Company', required=True, store=True, index=True)
+    company_id = fields.Many2one('res.company', 'Company', required=True, index=True, default=lambda self: self.env.company.id)
     delivery_ids = fields.Many2many('stock.picking', compute='_compute_delivery_ids', string='Transfers')
     delivery_count = fields.Integer('Delivery order count', compute='_compute_delivery_ids')
     last_delivery_partner_id = fields.Many2one('res.partner', compute='_compute_delivery_ids')