diff --git a/package.json b/package.json
index 65102d1..c8148ea 100644
--- a/package.json
+++ b/package.json
@@ -77,7 +77,7 @@
     "tslint-config-unional": "^0.9.3",
     "typescript": "^2.8.3",
     "uglifyjs-webpack-plugin": "^1.2.5",
-    "webpack": "^4.6.0",
+    "webpack": "^4.18.0",
     "webpack-cli": "^3.0.8"
   }
 }