diff --git a/package-lock.json b/package-lock.json
index 25f9a67..99fae48 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -92,6 +92,12 @@
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@@ -2693,6 +2707,13 @@
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-        "meow": "^3.3.0"
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+        "ipaddr.js": "^1.5.2"
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@@ -3311,6 +3372,12 @@
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@@ -3782,18 +3827,21 @@
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-            "read-pkg": "^1.0.0"
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+          "resolved": "https://registry.npmjs.org/p-try/-/p-try-2.2.0.tgz",
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@@ -7551,24 +7584,15 @@
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-          "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
+        "schema-utils": {
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+          "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-1.0.0.tgz",
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-            "is-utf8": "^0.2.0"
+            "ajv": "^6.1.0",
+            "ajv-errors": "^1.0.0",
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@@ -7590,44 +7614,47 @@
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-          "integrity": "sha1-eC7CHvQDNF+DCoCMo9UTr1YGUgg=",
+          "version": "12.0.2",
+          "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.2.tgz",
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-            "cliui": "^3.2.0",
-            "decamelize": "^1.1.1",
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+            "decamelize": "^2.0.0",
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-            "os-locale": "^1.4.0",
-            "read-pkg-up": "^1.0.1",
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-            "which-module": "^1.0.0",
-            "y18n": "^3.2.1",
-            "yargs-parser": "^4.2.0"
+            "string-width": "^2.0.0",
+            "which-module": "^2.0.0",
+            "y18n": "^3.2.1 || ^4.0.0",
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-          "integrity": "sha1-KczqwNxPA8bIe0qfIX3RjJ90hxw=",
+          "version": "10.1.0",
+          "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-10.1.0.tgz",
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           "dev": true,
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+            "camelcase": "^4.1.0"
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+    "webpack-log": {
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+      "resolved": "https://registry.npmjs.org/webpack-log/-/webpack-log-2.0.0.tgz",
+      "integrity": "sha512-cX8G2vR/85UYG59FgkoMamwHUIkSSlV3bBMRsbxVXVUk2j6NleCKjQ/WE9eYg9WY4w25O9w8wKP4rzNZFmUcUg==",
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@@ -7725,6 +7752,12 @@
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+    "xregexp": {
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+      "resolved": "https://registry.npmjs.org/xregexp/-/xregexp-4.0.0.tgz",
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diff --git a/package.json b/package.json
index 59faf87..6d9d6ca 100644
--- a/package.json
+++ b/package.json
@@ -32,6 +32,6 @@
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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"
   }
 }