diff --git a/package.json b/package.json
index 74bdd00c..a83a3a91 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "@ethereum-alarm-clock/lib": "0.3.4",
     "bignumber.js": "8.0.2",
     "ethereum-common": "0.2.1",
-    "ethereumjs-block": "2.2.0",
+    "ethereumjs-block": "2.2.1",
     "ethereumjs-devp2p": "2.5.1",
     "ethereumjs-tx": "1.3.7",
     "ethereumjs-wallet": "0.6.3",