diff --git a/addons/account_edi_facturx/data/facturx_templates.xml b/addons/account_edi_facturx/data/facturx_templates.xml
index 1f4eab0fc3d..106df718a1b 100644
--- a/addons/account_edi_facturx/data/facturx_templates.xml
+++ b/addons/account_edi_facturx/data/facturx_templates.xml
@@ -216,7 +216,7 @@
                         <ram:SpecifiedTradePaymentTerms>
                             <ram:Description t-if="record.invoice_payment_term_id" t-esc="record.invoice_payment_term_id.name"/>
                             <ram:DueDateDateTime t-if="record.invoice_date_due">
-                                <udt:DateTimeString t-esc="format_date(record.invoice_date_due)"/>
+                                <udt:DateTimeString format="102" t-esc="format_date(record.invoice_date_due)"/>
                             </ram:DueDateDateTime>
                         </ram:SpecifiedTradePaymentTerms>
 
diff --git a/addons/account_edi_facturx/tests/test_facturx.py b/addons/account_edi_facturx/tests/test_facturx.py
index 755a1eb4a17..454a3871d28 100644
--- a/addons/account_edi_facturx/tests/test_facturx.py
+++ b/addons/account_edi_facturx/tests/test_facturx.py
@@ -142,7 +142,7 @@ class TestAccountEdiFacturx(AccountEdiTestCommon):
                         </ApplicableTradeTax>
                         <SpecifiedTradePaymentTerms>
                             <DueDateDateTime>
-                                <DateTimeString>20170101</DateTimeString>
+                                <DateTimeString format="102">20170101</DateTimeString>
                             </DueDateDateTime>
                         </SpecifiedTradePaymentTerms>
                         <SpecifiedTradeSettlementHeaderMonetarySummation>
@@ -204,7 +204,7 @@ class TestAccountEdiFacturx(AccountEdiTestCommon):
                     </ApplicableTradeTax>
                     <SpecifiedTradePaymentTerms>
                         <DueDateDateTime>
-                            <DateTimeString>20170101</DateTimeString>
+                            <DateTimeString format="102">20170101</DateTimeString>
                         </DueDateDateTime>
                     </SpecifiedTradePaymentTerms>
                     <SpecifiedTradeSettlementHeaderMonetarySummation>