diff --git a/package-lock.json b/package-lock.json
index 39affc6..8961bdb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -54,6 +54,12 @@
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-            "cliui": "^3.2.0",
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-            "which-module": "^1.0.0",
-            "y18n": "^3.2.1",
-            "yargs-parser": "^4.2.0"
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@@ -7987,6 +8008,12 @@
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diff --git a/package.json b/package.json
index 7aa501b..263e2dc 100644
--- a/package.json
+++ b/package.json
@@ -33,6 +33,6 @@
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     "vue-template-compiler": "^2.4.4",
     "webpack": "^3.6.0",
-    "webpack-dev-server": "^2.9.1"
+    "webpack-dev-server": "^3.1.11"
   }
 }