diff --git a/33128/r17/TS33128Payloads.asn b/33128/r17/TS33128Payloads.asn
index 24199a324bf14f120890b656376407f15250f872..b877d12eeadb6c6fc696fa93da874c5704b54f73 100644
--- a/33128/r17/TS33128Payloads.asn
+++ b/33128/r17/TS33128Payloads.asn
@@ -517,7 +517,8 @@ NEFPDUSessionModification ::= SEQUENCE
     applicationID                [7] ApplicationID OPTIONAL,
     aFID                         [8] AFID OPTIONAL,
     rDSAction                    [9] RDSAction OPTIONAL,
-    serializationFormat          [10] SerializationFormat OPTIONAL
+    serializationFormat          [10] SerializationFormat OPTIONAL,
+    pDUSessionID                 [11] PDUSessionID OPTIONAL
 }
 
 -- See clause 7.7.2.1.4 for details of this structure
@@ -799,7 +800,8 @@ SCEFPDNConnectionUpdate ::= SEQUENCE
     applicationID                [7] ApplicationID OPTIONAL,
     sCSASID                      [8] SCSASID OPTIONAL,
     rDSAction                    [9] RDSAction OPTIONAL,
-    serializationFormat          [10] SerializationFormat OPTIONAL
+    serializationFormat          [10] SerializationFormat OPTIONAL,
+    ePSBearerID                  [11] EPSBearerID OPTIONAL
 }
 
 -- See clause 7.8.2.1.4 for details of this structure