diff --git a/33128/r18/TS33128Payloads.asn b/33128/r18/TS33128Payloads.asn
index c7975b960f3e6b084ec876bd2fbde668adccda44..991ed8b8787094ca29a5fb2842cba52da97badef 100644
--- a/33128/r18/TS33128Payloads.asn
+++ b/33128/r18/TS33128Payloads.asn
@@ -3190,12 +3190,17 @@ SMSRPMessageReference ::= INTEGER (0..255)
 
 SMSTPDUData ::= CHOICE
 {
-    sMSTPDU [1] SMSTPDU,
-    truncatedSMSTPDU [2] TruncatedSMSTPDU
+    sMSTPDU              [1] SMSTPDU,
+    truncatedSMSTPDU     [2] TruncatedSMSTPDU,
+    redactedSMSTPDU      [3] SMSTPDU,
+    threeGPP2SMSTPDU     [4] ThreeGPP2SMSTPDU,
+    redacted3GPP2SMSTPDU [5] ThreeGPP2SMSTPDU
 }
 
 SMSTPDU ::= OCTET STRING (SIZE(1..270))
 
+ThreeGPP2SMSTPDU ::= OCTET STRING
+
 TruncatedSMSTPDU ::= OCTET STRING (SIZE(1..130))
 
 -- ===============
@@ -7467,7 +7472,8 @@ PredefinedPayloadModification ::= ENUMERATED
     rCSTextContentRemoval(11),
     rCSSubjectContentRemoval(12),
     rCSGeolocationPUSHContentRemoval(13),
-    rCSFileURLContentRemoval(14)
+    rCSFileURLContentRemoval(14),
+    threeGPP2SMSUserDataRedaction(15)
 }
 
 PayloadModificationDescription ::= SEQUENCE