diff --git a/addons/purchase_stock/models/purchase.py b/addons/purchase_stock/models/purchase.py
index 511318e88e6..1a3f2a8b760 100644
--- a/addons/purchase_stock/models/purchase.py
+++ b/addons/purchase_stock/models/purchase.py
@@ -537,6 +537,7 @@ class PurchaseOrderLine(models.Model):
             'product_uom_qty': product_uom_qty,
             'product_uom': product_uom.id,
             'product_packaging_id': self.product_packaging_id.id,
+            'sequence': self.sequence,
         }
 
     @api.model