diff --git a/33128/r17/urn_3GPP_ns_li_3GPPX1Extensions.xsd b/33128/r17/urn_3GPP_ns_li_3GPPX1Extensions.xsd
index 5f29b559f82dd822e3f513a351df03ab15f9c662..5a1847df57acbfdff34cea066d3d6cf2b370732d 100644
--- a/33128/r17/urn_3GPP_ns_li_3GPPX1Extensions.xsd
+++ b/33128/r17/urn_3GPP_ns_li_3GPPX1Extensions.xsd
@@ -244,6 +244,8 @@
 
   <xs:element name="HR" type="EmptyElement"></xs:element>
   <xs:element name="IMSSignaling" type="EmptyElement"></xs:element>
+  <xs:element name="APN" type="common:ShortString"></xs:element>
+  <xs:element name="DNN" type="common:ShortString"></xs:element>
 
   <xs:element name="HRLIT1TargetIdentifierExtensions" type="HRLIT1TargetIdentifierExtensions"></xs:element>