diff --git a/package.json b/package.json
index 09e94fa..8fb99a7 100644
--- a/package.json
+++ b/package.json
@@ -31,6 +31,7 @@
     "eslint-plugin-import": "^2.8.0",
     "http-server": "^0.11.0",
     "msgflo-nodejs": "^0.11.1",
-    "webpack": "^4.0.0"
+    "webpack": "^4.0.0",
+    "webpack-cli": "^2.0.9"
   }
 }