diff --git a/package.json b/package.json
index 58ecd90..4064c50 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "phantomjs": "^2.1.7",
     "serve": "^6.0.3",
     "standard": "^10.0.2",
-    "webpack": "^3.3.0"
+    "webpack": "^4.0.0"
   },
   "scripts": {
     "test": "npm run lint && karma start karma.conf.js",