diff --git a/app/polymer/package.json b/app/polymer/package.json
index d6e2435e99c9..a6ffc91cc5ea 100644
--- a/app/polymer/package.json
+++ b/app/polymer/package.json
@@ -54,7 +54,7 @@
     "redux": "^3.7.2",
     "uglifyjs-webpack-plugin": "^1.2.3",
     "util-deprecate": "^1.0.2",
-    "webpack": "^3.11.0",
+    "webpack": "^4.0.0",
     "webpack-hot-middleware": "^2.21.2"
   },
   "devDependencies": {