diff --git a/src/RadixDlt.NetworkGateway.PostgresIntegration/LedgerExtension/PostgresLedgerExtenderService.cs b/src/RadixDlt.NetworkGateway.PostgresIntegration/LedgerExtension/PostgresLedgerExtenderService.cs
index 802715489..1ec79e7dc 100644
--- a/src/RadixDlt.NetworkGateway.PostgresIntegration/LedgerExtension/PostgresLedgerExtenderService.cs
+++ b/src/RadixDlt.NetworkGateway.PostgresIntegration/LedgerExtension/PostgresLedgerExtenderService.cs
@@ -1011,11 +1011,11 @@ private async Task<ExtendLedgerReport> ProcessTransactions(ReadWriteDbContext db
                         {
                             componentMethodRoyaltiesToAdd.Add(new ComponentMethodRoyaltyEntryHistory
                             {
-                                Id = sequences.ComponentMethodRoyaltyEntryHistorySequence,
+                                Id = sequences.ComponentMethodRoyaltyEntryHistorySequence++,
                                 FromStateVersion = stateVersion,
                                 EntityId = referencedEntity.DatabaseId,
                                 MethodName = methodRoyaltyEntry.Key.MethodName,
-                                RoyaltyAmount = methodRoyaltyEntry.Value?.RoyaltyAmount.ToJson(),
+                                RoyaltyAmount = methodRoyaltyEntry.Value?.ToJson(),
                                 IsLocked = methodRoyaltyEntry.IsLocked,
                             });
                         }