diff --git a/pom.xml b/pom.xml
index cd1adefecdb3c28fc63e9524008b5542a46a804e..d10679fc014fe0f78522a20cacde24c34392bb85 100755
--- a/pom.xml
+++ b/pom.xml
@@ -27,12 +27,12 @@
     <parent>
         <groupId>dk.erst.oxalis</groupId>
         <artifactId>oxalis</artifactId>
-        <version>1.2.0-482e9dc69c402ff235d9a34dba51310428093e10</version>
+        <version>1.2.1-a8d9d05a68cfcfc0fbaa203e249a5f450af3551c</version>
     </parent>
 
     <groupId>dk.erst.oxalis</groupId>
     <artifactId>oxalis-as4</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1</version>
     <packaging>jar</packaging>
     <name>Oxalis :: AS4</name>
     <description>Extension adding Nemhandel e-Delivery AS4 support to Oxalis</description>
diff --git a/src/main/resources/reference.conf b/src/main/resources/reference.conf
index ec91b2192b9ade7c275b4e0a7daac68db47f54b2..ae8cd47cb308b46ee5fc09155e3baa4fa67d2997 100644
--- a/src/main/resources/reference.conf
+++ b/src/main/resources/reference.conf
@@ -54,7 +54,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-Reminder-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:Reminder/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -114,7 +114,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-Invoice-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:Invoice/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -145,7 +145,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-CreditNote-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:CreditNote/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -176,7 +176,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-ApplicationResponse-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:ApplicationResponse/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         responseType: true
         messageLevelResponse: {
@@ -214,7 +214,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-Statement-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:Statement/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -243,7 +243,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-Order-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:Order/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -272,7 +272,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-OrderResponseSimple-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:OrderResponseSimple/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -301,7 +301,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-OrderResponse-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:OrderResponse/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -330,7 +330,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-OrderCancellation-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:OrderCancellation/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -359,7 +359,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-OrderChange-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:OrderChange/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -388,7 +388,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-Catalogue-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:Catalogue/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -417,7 +417,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-CatalogueDeletion-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:CatalogueDeletion/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -446,7 +446,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-CatalogueRequest-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:CatalogueRequest/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -475,7 +475,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-CatalogueItemSpecificationUpdate-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:CatalogueItemSpecificationUpdate/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
@@ -504,7 +504,7 @@ document.type = {
         schemaPath: "META-INF/Schemas/UBL_v2.1/maindoc/UBL-CataloguePricingUpdate-2.1.xsd"
         identifierDiscriminators = [{
             xpathExpression: "/sbd:StandardBusinessDocument/root:CataloguePricingUpdate/cbc:CustomizationID"
-            xpathExpectedResult: "OIOUBL-2\\.1"
+            xpathExpectedResult: "OIOUBL-2\\.(01|02|1)"
         }]
         namespaces = [
             { namespace: "http://www.unece.org/cefact/namespaces/StandardBusinessDocumentHeader", prefix: "sbd" },
diff --git a/src/test/java/dk/erst/oxalis/as4/config/documenttype/DocumentTypeModuleTest.java b/src/test/java/dk/erst/oxalis/as4/config/documenttype/DocumentTypeModuleTest.java
index be25d6d18c484b1415bc3d2d74ad0df2c43f75c6..c10d073605d3bb2038bbaabd58dab73f67c4b397 100644
--- a/src/test/java/dk/erst/oxalis/as4/config/documenttype/DocumentTypeModuleTest.java
+++ b/src/test/java/dk/erst/oxalis/as4/config/documenttype/DocumentTypeModuleTest.java
@@ -71,7 +71,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("Reminder");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:Reminder-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-Reminder-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Reminder/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Reminder/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
                 standardBusinessDocumentNamespace(),
                 commonAggregateComponentsNamespace(),
@@ -121,7 +121,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("Invoice");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:Invoice-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-Invoice-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Invoice/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Invoice/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -146,7 +146,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("CreditNote");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:CreditNote-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-CreditNote-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CreditNote/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CreditNote/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -171,7 +171,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("ApplicationResponse");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:ApplicationResponse-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-ApplicationResponse-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:ApplicationResponse/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:ApplicationResponse/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -202,7 +202,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("Statement");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:Statement-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-Statement-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Statement/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Statement/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -227,7 +227,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("Order");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:Order-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-Order-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Order/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Order/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -252,7 +252,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("OrderResponseSimple");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:OrderResponseSimple-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-OrderResponseSimple-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderResponseSimple/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderResponseSimple/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -277,7 +277,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("OrderResponse");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:OrderResponse-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-OrderResponse-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderResponse/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderResponse/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -302,7 +302,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("OrderCancellation");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:OrderCancellation-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-OrderCancellation-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderCancellation/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderCancellation/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -327,7 +327,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("OrderChange");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:OrderChange-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-OrderChange-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderChange/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:OrderChange/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -352,7 +352,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("Catalogue");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:Catalogue-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-Catalogue-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Catalogue/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:Catalogue/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -377,7 +377,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("CatalogueDeletion");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:CatalogueDeletion-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-CatalogueDeletion-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CatalogueDeletion/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CatalogueDeletion/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -402,7 +402,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("CatalogueRequest");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:CatalogueRequest-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-CatalogueRequest-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CatalogueRequest/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CatalogueRequest/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -427,7 +427,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("CatalogueItemSpecificationUpdate");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:CatalogueItemSpecificationUpdate-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-CatalogueItemSpecificationUpdate-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CatalogueItemSpecificationUpdate/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CatalogueItemSpecificationUpdate/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),
@@ -452,7 +452,7 @@ public class DocumentTypeModuleTest {
         config.setPayloadRootLocalName("CataloguePricingUpdate");
         config.setPayloadRootNamespace("urn:oasis:names:specification:ubl:schema:xsd:CataloguePricingUpdate-2");
         config.setSchemaPath(UBL_PATH_PREFIX + "/UBL-CataloguePricingUpdate-2.1.xsd");
-        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CataloguePricingUpdate/cbc:CustomizationID", "OIOUBL-2\\.1")));
+        config.setIdentifierDiscriminators(Collections.singletonList(new XpathDiscriminatorConfig("/sbd:StandardBusinessDocument/root:CataloguePricingUpdate/cbc:CustomizationID", "OIOUBL-2\\.(01|02|1)")));
         config.setNamespaces(Arrays.asList(
             standardBusinessDocumentNamespace(),
             commonAggregateComponentsNamespace(),