diff --git a/modules/edocument_ubl/edocument.py b/modules/edocument_ubl/edocument.py
index b0d48892de..4c7e603003 100644
--- a/modules/edocument_ubl/edocument.py
+++ b/modules/edocument_ubl/edocument.py
@@ -169,6 +169,16 @@ class Invoice(Model):
         else:
             return self.invoice.tax_identifier
 
+    @cached_property
+    def sale_reference(self):
+        if hasattr(self.invoice, 'sales'):
+            return ','.join(s.reference for s in self.invoice.sales)
+
+    @cached_property
+    def sale_number(self):
+        if hasattr(self.invoice, 'sales'):
+            return ','.join(s.number for s in self.invoice.sales)
+
     @property
     def taxes(self):
         def key(line):
diff --git a/modules/edocument_ubl/setup.py b/modules/edocument_ubl/setup.py
index b40eafd972..230692ae75 100755
--- a/modules/edocument_ubl/setup.py
+++ b/modules/edocument_ubl/setup.py
@@ -56,6 +56,7 @@ tests_require = [
     get_require_version('trytond_account_invoice'),
     get_require_version('trytond_document_incoming_invoice'),
     get_require_version('trytond_purchase'),
+    get_require_version('trytond_sale'),
     ]
 
 setup(name=name,
diff --git a/modules/edocument_ubl/template/2/CreditNote.xml b/modules/edocument_ubl/template/2/CreditNote.xml
index 5389b74a9d..6e34959db3 100644
--- a/modules/edocument_ubl/template/2/CreditNote.xml
+++ b/modules/edocument_ubl/template/2/CreditNote.xml
@@ -21,7 +21,8 @@ this repository contains the full copyright notices and license terms. -->
 <cbc:DocumentCurrencyCode>${this.invoice.currency.code}</cbc:DocumentCurrencyCode>
 <cbc:BuyerReference py:if="this.invoice.reference">${this.invoice.reference}</cbc:BuyerReference>
 <cac:OrderReference>
-    <cbc:ID>${this.invoice.origins or this.invoice.number}</cbc:ID>
+    <cbc:ID>${this.sale_reference or 'NA'}</cbc:ID>
+    <cbc:SalesOrderID py:if="this.sale_number">${this.sale_number}</cbc:SalesOrderID>
 </cac:OrderReference>
 <cac:AdditionalDocumentReference py:for="document in this.additional_documents">
     <cbc:ID>${document['id']}</cbc:ID>
diff --git a/modules/edocument_ubl/template/2/Invoice.xml b/modules/edocument_ubl/template/2/Invoice.xml
index 5d2b613215..50755aa179 100644
--- a/modules/edocument_ubl/template/2/Invoice.xml
+++ b/modules/edocument_ubl/template/2/Invoice.xml
@@ -21,7 +21,8 @@ this repository contains the full copyright notices and license terms. -->
 <cbc:DocumentCurrencyCode>${this.invoice.currency.code}</cbc:DocumentCurrencyCode>
 <cbc:BuyerReference py:if="this.invoice.reference">${this.invoice.reference}</cbc:BuyerReference>
 <cac:OrderReference>
-    <cbc:ID>${this.invoice.origins or this.invoice.number}</cbc:ID>
+    <cbc:ID>${this.sale_reference or 'NA'}</cbc:ID>
+    <cbc:SalesOrderID py:if="this.sale_number">${this.sale_number}</cbc:SalesOrderID>
 </cac:OrderReference>
 <cac:AdditionalDocumentReference py:for="document in this.additional_documents">
     <cbc:ID>${document['id']}</cbc:ID>
diff --git a/modules/edocument_ubl/tests/test_module.py b/modules/edocument_ubl/tests/test_module.py
index 2adab8ee32..7b3ebc40d2 100644
--- a/modules/edocument_ubl/tests/test_module.py
+++ b/modules/edocument_ubl/tests/test_module.py
@@ -135,7 +135,8 @@ def get_invoice():
 class EdocumentUblTestCase(ModuleTestCase):
     "Test Edocument Ubl module"
     module = 'edocument_ubl'
-    extras = ['account_invoice', 'document_incoming_invoice', 'purchase']
+    extras = [
+        'account_invoice', 'document_incoming_invoice', 'purchase', 'sale']
 
     @with_transaction()
     def test_Invoice_2(self):
diff --git a/modules/edocument_ubl/tryton.cfg b/modules/edocument_ubl/tryton.cfg
index 051f728e15..0dd889085e 100644
--- a/modules/edocument_ubl/tryton.cfg
+++ b/modules/edocument_ubl/tryton.cfg
@@ -9,6 +9,7 @@ extras_depend:
     account_invoice
     document_incoming_invoice
     purchase
+    sale
 xml:
     account.xml
     message.xml