diff --git a/addons/account/views/account_invoice_view.xml b/addons/account/views/account_invoice_view.xml
index 4d27ae6d465..27a854248df 100644
--- a/addons/account/views/account_invoice_view.xml
+++ b/addons/account/views/account_invoice_view.xml
@@ -61,7 +61,7 @@
                     <group>
                         <group>
                             <field name="product_id"
-                                 context="{'partner_id': parent.partner_id}"/>
+                                 context="parent and {'partner_id': parent.partner_id}"/>
                             <label for="quantity"/>
                             <div>
                                 <field name="quantity" class="oe_inline"/>