diff --git a/33128/r17/TS33128Payloads.asn b/33128/r17/TS33128Payloads.asn
index d125b1b865b81af7c77bf86c42dc03c56bbe99ec..84d18bfae48747bd9e8ebc71e33493632f06576f 100644
--- a/33128/r17/TS33128Payloads.asn
+++ b/33128/r17/TS33128Payloads.asn
@@ -2188,7 +2188,8 @@ UDMServingSystemMessage ::= SEQUENCE
     gUMMEI                      [5] GUMMEI OPTIONAL,
     pLMNID                      [6] PLMNID OPTIONAL,
     servingSystemMethod         [7] UDMServingSystemMethod,
-    serviceID                   [8] ServiceID OPTIONAL
+    serviceID                   [8] ServiceID OPTIONAL,
+    roamingIndicator            [9] RoamingIndicator OPTIONAL
 }
 
 UDMSubscriberRecordChangeMessage ::= SEQUENCE
@@ -2347,6 +2348,9 @@ UDMInvalidParameters ::= SEQUENCE
     parameter    [1] UTF8String OPTIONAL,
     reason       [2] UTF8String OPTIONAL
 }
+
+RoamingIndicator ::= BOOLEAN
+
 -- ===================
 -- 5G SMSF definitions
 -- ===================