diff --git a/test/integration/_blockchain.js b/test/integration/_blockchain.js
index 9460709..e414b03 100644
--- a/test/integration/_blockchain.js
+++ b/test/integration/_blockchain.js
@@ -59,6 +59,8 @@ testnet.faucet = function faucet (address, value, callback) {
   })
 }
 
+testnet.RETURN = kpAddress
+
 module.exports = {
   m: mainnet,
   t: testnet
diff --git a/test/integration/advanced.js b/test/integration/advanced.js
index 49d3361..472e483 100644
--- a/test/integration/advanced.js
+++ b/test/integration/advanced.js
@@ -20,6 +20,7 @@ describe('bitcoinjs-lib (advanced)', function () {
 
       tx.addInput(unspent.txId, unspent.vout)
       tx.addOutput(dataScript, 1000)
+      tx.addOutput(blockchain.t.RETURN, 1e4)
       tx.sign(0, keyPair)
       var txRaw = tx.build()
 
diff --git a/test/integration/basic.js b/test/integration/basic.js
index 5e48757..93d314b 100644
--- a/test/integration/basic.js
+++ b/test/integration/basic.js
@@ -83,7 +83,7 @@ describe('bitcoinjs-lib (basic)', function () {
       var tx = new bitcoin.TransactionBuilder(network)
       tx.addInput(unspents[0].txId, unspents[0].vout)
       tx.addInput(unspents[1].txId, unspents[1].vout)
-      tx.addOutput('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', 1e4)
+      tx.addOutput(blockchain.t.RETURN, 1e4)
       tx.addOutput('mvGVHWi6gbkBZZPaqBVRcxvKVPYd9r3fp7', 1e4)
       tx.sign(0, alice)
       tx.sign(1, bob)
diff --git a/test/integration/cltv.js b/test/integration/cltv.js
index 8009bb8..21eab66 100644
--- a/test/integration/cltv.js
+++ b/test/integration/cltv.js
@@ -49,7 +49,7 @@ describe('bitcoinjs-lib (CLTV)', function () {
       var tx = new bitcoin.TransactionBuilder(network)
       tx.setLockTime(timeUtc)
       tx.addInput(unspent.txId, 0, 0xfffffffe)
-      tx.addOutput('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', 1e4)
+      tx.addOutput(blockchain.t.RETURN, 1e4)
 
       var txRaw = tx.buildIncomplete()
       var signatureHash = txRaw.hashForSignature(0, redeemScript, hashType)
@@ -82,7 +82,7 @@ describe('bitcoinjs-lib (CLTV)', function () {
 
       var tx = new bitcoin.TransactionBuilder(network)
       tx.addInput(unspent.txId, 0, 0xfffffffe)
-      tx.addOutput('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', 1e4)
+      tx.addOutput(blockchain.t.RETURN, 1e4)
 
       var txRaw = tx.buildIncomplete()
       var signatureHash = txRaw.hashForSignature(0, redeemScript, hashType)
@@ -115,7 +115,7 @@ describe('bitcoinjs-lib (CLTV)', function () {
       var tx = new bitcoin.TransactionBuilder(network)
       tx.setLockTime(timeUtc)
       tx.addInput(unspent.txId, 0, 0xfffffffe)
-      tx.addOutput('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', 1e4)
+      tx.addOutput(blockchain.t.RETURN, 1e4)
 
       var txRaw = tx.buildIncomplete()
       var signatureHash = txRaw.hashForSignature(0, redeemScript, hashType)
diff --git a/test/integration/multisig.js b/test/integration/multisig.js
index 5f27e4e..fbb4bd8 100644
--- a/test/integration/multisig.js
+++ b/test/integration/multisig.js
@@ -43,7 +43,7 @@ describe('bitcoinjs-lib (multisig)', function () {
 
       var txb = new bitcoin.TransactionBuilder(bitcoin.networks.testnet)
       txb.addInput(unspent.txId, unspent.vout)
-      txb.addOutput('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', 1e4)
+      txb.addOutput(blockchain.t.RETURN, 1e4)
 
       // sign with 1st and 3rd key
       txb.sign(0, keyPairs[0], redeemScript)
@@ -60,7 +60,7 @@ describe('bitcoinjs-lib (multisig)', function () {
         async.retry(5, function (callback) {
           setTimeout(function () {
             // check that the above transaction included the intended address
-            blockchain.t.addresses.unspents('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', function (err, unspents) {
+            blockchain.t.addresses.unspents(blockchain.t.RETURN, function (err, unspents) {
               if (err) return callback(err)
               if (!unspents.some(function (unspent) {
                 return unspent.txId === txId && unspent.value === 1e4