diff --git a/103221-1/TS_103_221_01.xsd b/103221-1/TS_103_221_01.xsd
index 48288eeb6289593f4ea6e2dc4b86a72b04522b6a..8f335ffa73a3ee67811f14bd4a8a4f86747ca265 100644
--- a/103221-1/TS_103_221_01.xsd
+++ b/103221-1/TS_103_221_01.xsd
@@ -200,6 +200,7 @@
             <xs:element name="gpsiMsisdn" type="etsi103280:GPSIMSISDN"/>
             <xs:element name="gpsiNai" type="etsi103280:GPSINAI"/>
             <xs:element name="eui64" type="etsi103280:EUI64"/>
+            <xs:element name="serviceAccessIdentifier" type="etsi103280:ServiceAccessIdentifier"/>
             <xs:element name="hashedIdentifier" type="hashedID:HashedIdentifier"/>
             <xs:element name="targetIdentifierExtension" type="TargetIdentifierExtension"/>
         </xs:choice>