--- a/node_modules/bitcoinjs-lib/src/transaction_builder.js    	2018-07-18 00:09:22.924845375 +0100
+++ b/node_modules/bitcoinjs-lib/src/transaction_builder.js	2018-07-18 00:14:20.996832086 +0100
@@ -536,7 +536,8 @@
   // is it a hex string?
   if (typeof txHash === 'string') {
     // transaction hashs's are displayed in reverse order, un-reverse it
-    txHash = Buffer.from(txHash, 'hex').reverse()
+    var bufferReverse = require('buffer-reverse')
+    txHash = bufferReverse(new Buffer(txHash, 'hex'))
 
   // is it a Transaction object?
   } else if (txHash instanceof Transaction) {