diff --git a/package-lock.json b/package-lock.json
index 1e03993..8f7cb8c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,13 +5,13 @@
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@@ -41,6 +41,12 @@
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@@ -64,6 +70,12 @@
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@@ -212,9 +208,9 @@
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+    "webpack-log": {
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+      "resolved": "https://registry.npmjs.org/webpack-log/-/webpack-log-2.0.0.tgz",
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@@ -8958,13 +9960,14 @@
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-      "integrity": "sha1-DK+dLXVdk67gSdS90NP+LMoqJOs=",
+      "version": "0.7.3",
+      "resolved": "https://registry.npmjs.org/websocket-driver/-/websocket-driver-0.7.3.tgz",
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       "dev": true,
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-        "websocket-extensions": "0.1.3"
+        "http-parser-js": ">=0.4.0 <0.4.11",
+        "safe-buffer": ">=5.1.0",
+        "websocket-extensions": ">=0.1.1"
       }
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     "websocket-extensions": {
@@ -8984,6 +9987,15 @@
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       "dev": true
     },
+    "which": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/which/-/which-1.3.1.tgz",
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+      "dev": true,
+      "requires": {
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@@ -9037,6 +10049,12 @@
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       "dev": true
     },
+    "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 d3ba6c6..55d3f92 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,6 @@
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     "style-loader": "^0.19.1",
     "webpack": "^2.2.0-rc.0",
-    "webpack-dev-server": "^2.11.0"
+    "webpack-dev-server": "^3.1.11"
   }
 }