diff --git a/integration_tests/helpers/transactionBuilder.js b/integration_tests/helpers/transactionBuilder.js
index 36a95b3157..2fc83dbc04 100644
--- a/integration_tests/helpers/transactionBuilder.js
+++ b/integration_tests/helpers/transactionBuilder.js
@@ -8,6 +8,7 @@ const {
   littleEndianHexStringToBigEndianHexString,
   combineTwoTariKeys,
 } = require("../helpers/util");
+const { OutputType } = require("./types");
 
 class TransactionBuilder {
   recovery_byte_key;
@@ -59,7 +60,7 @@ class TransactionBuilder {
       // version
       Buffer.from([OUTPUT_FEATURES_VERSION]),
       Buffer.from([parseInt(features.maturity || 0)]),
-      toLittleEndian(features.flags, 16),
+      Buffer.from([features.output_type]),
       OUTPUT_FEATURES_VERSION === 0x00
         ? Buffer.from([])
         : Buffer.from([features.recovery_byte]),
@@ -265,7 +266,7 @@ class TransactionBuilder {
     );
     const recoveryByte = this.create_unique_recovery_byte(commitment);
     const outputFeatures = Object.assign({
-      flags: 0,
+      output_type: OutputType.STANDARD,
       maturity: 0,
       recovery_byte: recoveryByte,
       metadata: [],
@@ -459,7 +460,7 @@ class TransactionBuilder {
     );
     const recoveryByte = this.create_unique_recovery_byte(commitment);
     let outputFeatures = {
-      flags: 1,
+      output_type: OutputType.COINBASE,
       maturity: lockHeight,
       recovery_byte: recoveryByte,
       metadata: [],
diff --git a/integration_tests/helpers/types.js b/integration_tests/helpers/types.js
index 8c6a5ce4b4..19391724e5 100644
--- a/integration_tests/helpers/types.js
+++ b/integration_tests/helpers/types.js
@@ -34,4 +34,8 @@ const PaymentType = {
   ONE_SIDED: 1,
 };
 
-module.exports = { PowAlgo, ConnectivityStatus, PaymentType };
+const OutputType = {
+  STANDARD: 0,
+  COINBASE: 1,
+};
+module.exports = { PowAlgo, ConnectivityStatus, PaymentType, OutputType };
diff --git a/integration_tests/helpers/util.js b/integration_tests/helpers/util.js
index d478128277..a88f911b10 100644
--- a/integration_tests/helpers/util.js
+++ b/integration_tests/helpers/util.js
@@ -252,8 +252,8 @@ const getTransactionOutputHash = function (output) {
     Buffer.from([0]),
     // features.maturity
     Buffer.from([parseInt(output.features.maturity)]),
-    // features.flags
-    Buffer.from(toLittleEndian(output.features.flags, 16)),
+    // features.output_type
+    Buffer.from([output.features.output_type]),
   ]);
   // features.parent_public_key
   features = Buffer.concat([
diff --git a/integration_tests/helpers/walletProcess.js b/integration_tests/helpers/walletProcess.js
index dc2dbadc9d..b916a3223b 100644
--- a/integration_tests/helpers/walletProcess.js
+++ b/integration_tests/helpers/walletProcess.js
@@ -10,7 +10,8 @@ const { expect } = require("chai");
 const { createEnv } = require("./config");
 const WalletClient = require("./walletClient");
 const csvParser = require("csv-parser");
-var tari_crypto = require("tari_crypto");
+const tari_crypto = require("tari_crypto");
+const { OutputType } = require("./types");
 
 let outputProcess;
 
@@ -398,7 +399,7 @@ class WalletProcess {
             value: parseInt(row.value),
             spending_key: Buffer.from(row.spending_key, "hex"),
             features: {
-              flags: 0,
+              output_type: OutputType.STANDARD,
               maturity: parseInt(row.maturity) || 0,
               recovery_byte: parseInt(row.recovery_byte),
             },