diff --git a/addons/purchase/models/purchase.py b/addons/purchase/models/purchase.py
index da83740a31f..e114915a0d7 100644
--- a/addons/purchase/models/purchase.py
+++ b/addons/purchase/models/purchase.py
@@ -1062,7 +1062,7 @@ class ProcurementOrder(models.Model):
             if not po:
                 vals = procurement._prepare_purchase_order(partner)
                 po = self.env['purchase.order'].create(vals)
-                name = (procurement.group_id and (procurement.group_id.name + ":") or "") + (procurement.name != "/" and procurement.name or procurement.move_dest_id.raw_material_production_id and procurement.move_dest_id.raw_material_production_id.name or "")
+                name = (procurement.group_id and (procurement.group_id.name + ":") or "") + (procurement.name != "/" and procurement.name or "")
                 message = _("This purchase order has been created from: <a href=# data-oe-model=procurement.order data-oe-id=%d>%s</a>") % (procurement.id, name)
                 po.message_post(body=message)
                 cache[domain] = po
@@ -1075,7 +1075,7 @@ class ProcurementOrder(models.Model):
                         po.write({'origin': po.origin})
                 else:
                     po.write({'origin': procurement.origin})
-                name = (self.group_id and (self.group_id.name + ":") or "") + (self.name != "/" and self.name or self.move_dest_id.raw_material_production_id and self.move_dest_id.raw_material_production_id.name or "")
+                name = (self.group_id and (self.group_id.name + ":") or "") + (self.name != "/" and self.name or "")
                 message = _("This purchase order has been modified from: <a href=# data-oe-model=procurement.order data-oe-id=%d>%s</a>") % (procurement.id, name)
                 po.message_post(body=message)
             if po: