diff --git a/package.json b/package.json
index df4f2d6..a15954b 100644
--- a/package.json
+++ b/package.json
@@ -75,6 +75,7 @@
     "webpack-shell-plugin": "^0.4.2"
   },
   "dependencies": {
+    "babel-polyfill": "^6.16.0",
     "bluebird": "^3.4.6",
     "fs-extra": "^1.0.0"
   }