diff --git a/package.json b/package.json
index 2b678bb..1c866c7 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,6 @@
   "devDependencies": {
     "@babel/cli": "7.0.0-beta.52",
     "@babel/core": "7.0.0-beta.52",
-    "@babel/plugin-transform-modules-commonjs": "7.0.0-beta.52",
     "@babel/plugin-transform-runtime": "7.0.0-beta.52",
     "@babel/preset-env": "7.0.0-beta.52",
     "ajv": "6.5.2",