diff --git a/package.json b/package.json
index 32f955a..e848bd1 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
     "coveralls": "2.x",
     "nyc": "^11.0.3",
     "standard": "^10.0.2",
-    "webpack": "^3.0.0"
+    "webpack": "^4.9.1"
   },
   "engines": {
     "node": ">= 6.0.0"