diff --git a/addons/account/demo/account_minimal.xml b/addons/account/demo/account_minimal.xml
index e992b52e16b..308de35e316 100644
--- a/addons/account/demo/account_minimal.xml
+++ b/addons/account/demo/account_minimal.xml
@@ -202,6 +202,7 @@ your own chart of account.
             <field name="type">purchase</field>
             <field name="view_id" ref="account_journal_view"/>
             <field name="sequence_id" ref="sequence_purchase_journal"/>
+            <field name="invoice_sequence_id" ref="seq_type_in_invoice"/>
             <field model="account.account" name="default_debit_account_id" ref="a_expense"/>
             <field model="account.account" name="default_credit_account_id" ref="a_expense"/>
             <field name="user_id" ref="base.user_root"/>