diff --git a/addons/stock/models/stock_warehouse.py b/addons/stock/models/stock_warehouse.py
index 0548a7e5ad7..4dd80595c53 100644
--- a/addons/stock/models/stock_warehouse.py
+++ b/addons/stock/models/stock_warehouse.py
@@ -614,7 +614,8 @@ class Warehouse(models.Model):
                         pull.write({'name': pull.name.replace(warehouse.name, new_name, 1)})
                     for push in route.push_ids:
                         push.write({'name': push.name.replace(warehouse.name, new_name, 1)})
-                warehouse.mto_pull_id.write({'name': warehouse.mto_pull_id.name.replace(warehouse.name, new_name, 1)})
+                if warehouse.mto_pull_id:
+                    warehouse.mto_pull_id.write({'name': warehouse.mto_pull_id.name.replace(warehouse.name, new_name, 1)})
         for warehouse in self:
             sequence_data = warehouse._get_sequence_values()
             warehouse.in_type_id.sequence_id.write(sequence_data['in_type_id'])