diff --git a/package-lock.json b/package-lock.json
index 614661a..0fe86c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -402,6 +402,11 @@
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diff --git a/package.json b/package.json
index 9861d50..891ba9b 100644
--- a/package.json
+++ b/package.json
@@ -42,6 +42,6 @@
     "style-loader": "^0.18.2",
     "validator": "^8.0.0",
     "webpack": "^3.1.0",
-    "webpack-dev-server": "^2.5.1"
+    "webpack-dev-server": "^3.1.11"
   }
 }