diff --git a/purchase_order_line_update_seller/models/purchase_order_line.py b/purchase_order_line_update_seller/models/purchase_order_line.py
index b18be91001..12122ed112 100644
--- a/purchase_order_line_update_seller/models/purchase_order_line.py
+++ b/purchase_order_line_update_seller/models/purchase_order_line.py
@@ -48,7 +48,7 @@ def _treatment_seller_ids(self):
         seller = self.env["product.supplierinfo"]
         if self.product_id.seller_ids:
             seller = self.product_id.seller_ids.filtered(
-                lambda x: x.name == self.order_id.partner_id and x.min_qty == 0
+                lambda x: x.partner_id == self.order_id.partner_id and x.min_qty == 0
             )
         if not seller:
             self._create_new_seller_from_purchase_line()
@@ -62,7 +62,7 @@ def _create_new_seller_from_purchase_line(self):
             "product_id": self.product_id.id,
             "product_tmpl_id": self.product_id.product_tmpl_id.id,
             "min_qty": 0,
-            "name": self.order_id.partner_id.id,
+            "partner_id": self.order_id.partner_id.id,
             "price": self.price_unit,
             "discount": self.discount,
             "date_start": fields.Date.context_today(self),