diff --git a/addons/sale_stock/tests/test_sale_stock.py b/addons/sale_stock/tests/test_sale_stock.py
index 5a4755d2c16..ebdf62b8493 100644
--- a/addons/sale_stock/tests/test_sale_stock.py
+++ b/addons/sale_stock/tests/test_sale_stock.py
@@ -172,7 +172,7 @@ class TestSaleStock(TestSale):
         return_pick.do_new_transfer()
 
         # Check invoice
-        self.assertEqual(self.so.invoice_status, 'to invoice', 'Sale Stock: so invoice_status should be "to invoice" instead of "%s" after picking return' % self.so.invoice_status)
+        self.assertEqual(self.so.invoice_status, 'invoiced', 'Sale Stock: so invoice_status should be "to invoice" instead of "%s" after picking return' % self.so.invoice_status)
         self.assertEqual(self.so.order_line[0].qty_delivered, 3.0, 'Sale Stock: delivered quantity should be 3.0 instead of "%s" after picking return' % self.so.order_line[0].qty_delivered)
         # let's do an invoice with refunds
         adv_wiz = self.env['sale.advance.payment.inv'].with_context(active_ids=[self.so.id]).create({