diff --git a/package-lock.json b/package-lock.json
index fc6de7ae..e7c0fd98 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14101,6 +14101,12 @@
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-        "chokidar": "^2.1.5",
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         "debug": "^4.1.1",
-        "del": "^4.1.0",
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+              "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
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@@ -15503,9 +15566,9 @@
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@@ -15544,6 +15607,21 @@
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@@ -15553,6 +15631,93 @@
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@@ -15562,12 +15727,40 @@
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@@ -15602,12 +15795,39 @@
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+            "destroy": "~1.0.4",
+            "encodeurl": "~1.0.2",
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+            "etag": "~1.8.1",
+            "fresh": "0.5.2",
+            "http-errors": "~1.7.2",
+            "mime": "1.6.0",
+            "ms": "2.1.1",
+            "on-finished": "~2.3.0",
+            "range-parser": "~1.2.1",
+            "statuses": "~1.5.0"
+          },
+          "dependencies": {
+            "debug": {
+              "version": "2.6.9",
+              "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+              "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+              "dev": true,
+              "requires": {
+                "ms": "2.0.0"
+              },
+              "dependencies": {
+                "ms": {
+                  "version": "2.0.0",
+                  "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+                  "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+                  "dev": true
+                }
+              }
+            }
+          }
+        },
+        "serve-static": {
+          "version": "1.14.1",
+          "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
+          "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
+          "dev": true,
+          "requires": {
+            "encodeurl": "~1.0.2",
+            "escape-html": "~1.0.3",
+            "parseurl": "~1.3.3",
+            "send": "0.17.1"
+          }
+        },
+        "setprototypeof": {
+          "version": "1.1.1",
+          "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
+          "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==",
+          "dev": true
+        },
+        "statuses": {
+          "version": "1.5.0",
+          "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
+          "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=",
+          "dev": true
+        },
         "string-width": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-2.1.1.tgz",
@@ -15696,6 +16020,16 @@
             "has-flag": "^3.0.0"
           }
         },
+        "type-is": {
+          "version": "1.6.18",
+          "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
+          "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
+          "dev": true,
+          "requires": {
+            "media-typer": "0.3.0",
+            "mime-types": "~2.1.24"
+          }
+        },
         "which-module": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/which-module/-/which-module-2.0.0.tgz",
diff --git a/package.json b/package.json
index 65043cca..d8f6e4e3 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "webpack": "4.28.0",
     "webpack-bundle-analyzer": "3.3.2",
     "webpack-cli": "3.3.2",
-    "webpack-dev-server": "3.3.1",
+    "webpack-dev-server": "3.4.0",
     "worker-plugin": "3.1.0"
   }
 }