diff --git a/ledger/template/ethereum-on-azure/performance-benchmarking/package.json b/ledger/template/ethereum-on-azure/performance-benchmarking/package.json
index 552ec208a..f70b70fd6 100644
--- a/ledger/template/ethereum-on-azure/performance-benchmarking/package.json
+++ b/ledger/template/ethereum-on-azure/performance-benchmarking/package.json
@@ -13,7 +13,7 @@
   "license": "ISC",
   "dependencies": {
     "web3": "0.20.2",
-    "ethereumjs-tx": "1.3.4",
+    "ethereumjs-tx": "1.3.7",
     "ethereumjs-wallet": "0.6.1",
     "node-stopwatch": "0.0.1",
     "solc": "0.4.25",