diff --git a/addons/sale_stock/test/picking_order_policy.yml b/addons/sale_stock/test/picking_order_policy.yml
index 22e26f706b7..bdad1424b2a 100644
--- a/addons/sale_stock/test/picking_order_policy.yml
+++ b/addons/sale_stock/test/picking_order_policy.yml
@@ -122,7 +122,7 @@
         assert invoice.reference == order.client_order_ref or order.name,"Reference is not correspond."
         assert invoice.partner_id.id == order.partner_invoice_id.id,"Customer does not correspond."
         assert invoice.currency_id.id == order.pricelist_id.currency_id.id, "Currency is not correspond."
-        assert invoice.comment == (order.note or ''),"Note is not correspond."
+        assert (invoice.comment or '') == (order.note or ''),"Note is not correspond."
         assert invoice.journal_id.id in journal_ids,"Sales Journal is not link on Invoice."
         assert invoice.payment_term.id == order.payment_term.id, "Payment term is not correspond."
     for so_line in order.order_line: