diff --git a/package.json b/package.json
index 11173d5..401f54b 100644
--- a/package.json
+++ b/package.json
@@ -45,6 +45,7 @@
   "homepage": "https://github.com/ethereumjs/ethereumjs-client#readme",
   "dependencies": {
     "await-lock": "^1.1.3",
+    "chalk": "^2.4.1",
     "ethereumjs-account": "^2.0.5",
     "ethereumjs-block": "^2.1.0",
     "ethereumjs-blockchain": "ethereumjs/ethereumjs-blockchain",