diff --git a/addons/sale/test/cancel_order.yml b/addons/sale/test/cancel_order.yml
index d9d76f19935..982452bc50e 100644
--- a/addons/sale/test/cancel_order.yml
+++ b/addons/sale/test/cancel_order.yml
@@ -52,7 +52,9 @@
 -
   !python {model: sale.order}: |
     invoice_ids = self.browse(cr, uid, ref("sale_order_8")).invoice_ids
-    self.pool.get('account.invoice').signal_invoice_cancel(cr, uid, invoice_ids)
+    account_invoice_obj = self.pool.get('account.invoice')
+    for invoice in invoice_ids:
+      account_invoice_obj.signal_invoice_cancel(cr, uid, [invoice.id])
 -
   I check order status in "Invoice Exception" and related invoice is in cancel state.
 -