diff --git a/addons/purchase_stock/models/stock_rule.py b/addons/purchase_stock/models/stock_rule.py
index 2064f76b6e8..db8b008612d 100644
--- a/addons/purchase_stock/models/stock_rule.py
+++ b/addons/purchase_stock/models/stock_rule.py
@@ -150,7 +150,7 @@ class StockRule(models.Model):
         delay, delay_description = super()._get_lead_days(product)
         bypass_delay_description = self.env.context.get('bypass_delay_description')
         buy_rule = self.filtered(lambda r: r.action == 'buy')
-        seller = product._prepare_sellers()
+        seller = product.with_company(buy_rule.company_id)._select_seller()
         if not buy_rule or not seller:
             return delay, delay_description
         buy_rule.ensure_one()
diff --git a/addons/purchase_stock/tests/test_purchase_lead_time.py b/addons/purchase_stock/tests/test_purchase_lead_time.py
index d99c084dbd7..486dbefe270 100644
--- a/addons/purchase_stock/tests/test_purchase_lead_time.py
+++ b/addons/purchase_stock/tests/test_purchase_lead_time.py
@@ -273,6 +273,9 @@ class TestPurchaseLeadTime(PurchaseTestCommon):
 
     def test_reordering_days_to_purchase(self):
         company = self.env.ref('base.main_company')
+        company2 = self.env['res.company'].create({
+            'name': 'Second Company',
+        })
         company.write({'po_lead': 0.00})
         self.patcher = patch('odoo.addons.stock.models.stock_orderpoint.fields.Date', wraps=fields.Date)
         self.mock_date = self.patcher.start()
@@ -280,19 +283,30 @@ class TestPurchaseLeadTime(PurchaseTestCommon):
         vendor = self.env['res.partner'].create({
             'name': 'Colruyt'
         })
+        vendor2 = self.env['res.partner'].create({
+            'name': 'Delhaize'
+        })
 
         self.env.company.days_to_purchase = 2.0
 
         product = self.env['product.product'].create({
             'name': 'Chicory',
             'type': 'product',
-            'seller_ids': [(0, 0, {'name': vendor.id, 'delay': 1.0})]
+            'seller_ids': [
+                (0, 0, {'name': vendor2.id, 'delay': 15.0, 'company_id': company2.id}),
+                (0, 0, {'name': vendor.id, 'delay': 1.0, 'company_id': company.id})
+            ]
         })
         orderpoint_form = Form(self.env['stock.warehouse.orderpoint'])
         orderpoint_form.product_id = product
         orderpoint_form.product_min_qty = 0.0
         orderpoint = orderpoint_form.save()
 
+        orderpoint_form = Form(self.env['stock.warehouse.orderpoint'].with_company(company2))
+        orderpoint_form.product_id = product
+        orderpoint_form.product_min_qty = 0.0
+        orderpoint = orderpoint_form.save()
+
         warehouse = self.env['stock.warehouse'].search([], limit=1)
         delivery_moves = self.env['stock.move']
         for i in range(0, 6):