diff --git a/lib/services/address/index.js b/lib/services/address/index.js
index 8dc8ed81..eda7b139 100644
--- a/lib/services/address/index.js
+++ b/lib/services/address/index.js
@@ -180,8 +180,8 @@ AddressService.prototype.resetMempoolIndex = function(callback) {
   var transactionBuffers = self.node.services.bitcoind.getMempoolTransactions();
   this.mempoolIndex = {};
   async.each(transactionBuffers, function(txBuffer, next) {
-    var tx = Transaction.fromBuffer(txBuffer);
-    this.updateMempoolIndex(tx);
+    var tx = Transaction().fromBuffer(txBuffer);
+    self.updateMempoolIndex(tx);
     setImmediate(next);
   }, function(err) {
     if (err) {