diff --git a/modules/sale_supply/tests/scenario_sale_supply_shipment_on_invoice.rst b/modules/sale_supply/tests/scenario_sale_supply_shipment_on_invoice.rst
index 41a9a61656..0253388a74 100644
--- a/modules/sale_supply/tests/scenario_sale_supply_shipment_on_invoice.rst
+++ b/modules/sale_supply/tests/scenario_sale_supply_shipment_on_invoice.rst
@@ -108,7 +108,7 @@ Not yet a purchase request::
 Pay for remaining products::
 
     >>> sale.reload()
-    >>> _, invoice = sale.invoices
+    >>> invoice, = [i for i in sale.invoices if i != invoice]
     >>> invoice.click('post')
     >>> pay = invoice.click('pay')
     >>> pay.form.payment_method = payment_method
diff --git a/modules/sale_supply_drop_shipment/tests/scenario_sale_supply_drop_shipment_on_invoice.rst b/modules/sale_supply_drop_shipment/tests/scenario_sale_supply_drop_shipment_on_invoice.rst
index a78abf710c..db22e72a31 100644
--- a/modules/sale_supply_drop_shipment/tests/scenario_sale_supply_drop_shipment_on_invoice.rst
+++ b/modules/sale_supply_drop_shipment/tests/scenario_sale_supply_drop_shipment_on_invoice.rst
@@ -126,7 +126,7 @@ Not yet a purchase request::
 Pay for remaining products::
 
     >>> sale.reload()
-    >>> _, invoice = sale.invoices
+    >>> invoice, = [i for i in sale.invoices if i != invoice]
     >>> invoice.click('post')
     >>> pay = invoice.click('pay')
     >>> pay.form.payment_method = payment_method