diff --git a/ASN/TS32298_CHFChargingDataTypes.asn b/ASN/TS32298_CHFChargingDataTypes.asn
index 9d979461be882cb330b30bc5a833794597514ee8..16cd017b3a394b969cb1d5ae8b2954f4f285d14a 100644
--- a/ASN/TS32298_CHFChargingDataTypes.asn
+++ b/ASN/TS32298_CHFChargingDataTypes.asn
@@ -316,8 +316,9 @@ ExposureFunctionAPIInformation	::= SET
 	internalIndividualIdentifier	[10] SubscriptionID OPTIONAL,
 	aPIOperation					[11] APIOperation OPTIONAL,
 	externalIndividualIdList		[12] SEQUENCE OF ExternalGroupIdentifier OPTIONAL,
-	internalIndividualIdList		[13] SEQUENCE OF SubscriptionID OPTIONAL
-
+-- externalIndividualIdList [12] field is replaced by externalIndIdList [14]
+	internalIndividualIdList		[13] SEQUENCE OF SubscriptionID OPTIONAL,
+	externalIndIdList				[14] SEQUENCE OF InvolvedParty OPTIONAL
 }
 
 
@@ -2497,4 +2498,4 @@ WAgfId		::= UTF8String
 -- See 3GPP TS 29.571 [249] for details
 --
 
-END
\ No newline at end of file
+END