diff --git a/index.js b/index.js
index c93ffcd..e59a25d 100644
--- a/index.js
+++ b/index.js
@@ -5,7 +5,7 @@ const Stoplight = require('flow-stoplight')
 const semaphore = require('semaphore')
 const level = require('level-mem')
 const Block = require('ethereumjs-block')
-const Common = require('ethereumjs-common')
+const Common = require('ethereumjs-common').default
 const ethUtil = require('ethereumjs-util')
 const Ethash = require('ethashjs')
 const Buffer = require('safe-buffer').Buffer
diff --git a/package.json b/package.json
index 39230c8..2e20413 100644
--- a/package.json
+++ b/package.json
@@ -26,8 +26,8 @@
   "dependencies": {
     "async": "^2.6.1",
     "ethashjs": "~0.0.7",
-    "ethereumjs-block": "~2.1.0",
-    "ethereumjs-common": "~0.6.0",
+    "ethereumjs-block": "~2.2.0",
+    "ethereumjs-common": "^1.1.0",
     "ethereumjs-util": "~6.0.0",
     "flow-stoplight": "^1.0.0",
     "level-mem": "^3.0.1",
diff --git a/test/index.js b/test/index.js
index ebba9d2..0e672cd 100644
--- a/test/index.js
+++ b/test/index.js
@@ -3,7 +3,7 @@
 const test = require('tape')
 const Blockchain = require('..')
 const Block = require('ethereumjs-block')
-const Common = require('ethereumjs-common')
+const Common = require('ethereumjs-common').default
 const async = require('async')
 const ethUtil = require('ethereumjs-util')
 const level = require('level-mem')