diff --git a/package-lock.json b/package-lock.json
index 7a58396..d3f802a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2307,9 +2307,9 @@
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     "css-what": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.2.tgz",
-      "integrity": "sha512-wan8dMWQ0GUeF7DGEPVjhHemVW/vy6xUYmFzRY8RYqgA0JtXC9rJmbScBjqSu6dg9q0lwPQy6ZAmJVr3PPTvqQ==",
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.3.tgz",
+      "integrity": "sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg==",
       "dev": true
     },
     "cssesc": {
@@ -2723,21 +2723,13 @@
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     "dom-serializer": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.0.tgz",
-      "integrity": "sha1-BzxpdUbOB4DOI75KKOKT5AvDDII=",
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-0.1.1.tgz",
+      "integrity": "sha512-l0IU0pPzLWSHBcieZbpOKgkIn3ts3vAh7ZuFyXNwJxJXk/c4Gwj9xaTJwIDVQCXawWD0qb3IzMGH5rglQaO0XA==",
       "dev": true,
       "requires": {
-        "domelementtype": "~1.1.1",
-        "entities": "~1.1.1"
-      },
-      "dependencies": {
-        "domelementtype": {
-          "version": "1.1.3",
-          "resolved": "https://registry.npmjs.org/domelementtype/-/domelementtype-1.1.3.tgz",
-          "integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs=",
-          "dev": true
-        }
+        "domelementtype": "^1.3.0",
+        "entities": "^1.1.1"
       }
     },
     "domain-browser": {
@@ -4544,44 +4536,17 @@
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     "html-webpack-plugin": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/html-webpack-plugin/-/html-webpack-plugin-3.2.0.tgz",
-      "integrity": "sha1-sBq71yOsqqeze2r0SS69oD2d03s=",
+      "version": "4.0.0-beta.5",
+      "resolved": "https://registry.npmjs.org/html-webpack-plugin/-/html-webpack-plugin-4.0.0-beta.5.tgz",
+      "integrity": "sha512-y5l4lGxOW3pz3xBTFdfB9rnnrWRPVxlAhX6nrBYIcW+2k2zC3mSp/3DxlWVCMBfnO6UAnoF8OcFn0IMy6kaKAQ==",
       "dev": true,
       "requires": {
-        "html-minifier": "^3.2.3",
-        "loader-utils": "^0.2.16",
-        "lodash": "^4.17.3",
-        "pretty-error": "^2.0.2",
-        "tapable": "^1.0.0",
-        "toposort": "^1.0.0",
+        "html-minifier": "^3.5.20",
+        "loader-utils": "^1.1.0",
+        "lodash": "^4.17.11",
+        "pretty-error": "^2.1.1",
+        "tapable": "^1.1.0",
         "util.promisify": "1.0.0"
-      },
-      "dependencies": {
-        "big.js": {
-          "version": "3.2.0",
-          "resolved": "https://registry.npmjs.org/big.js/-/big.js-3.2.0.tgz",
-          "integrity": "sha512-+hN/Zh2D08Mx65pZ/4g5bsmNiZUuChDiQfTUQ7qJr4/kuopCr88xZsAXv6mBoZEsUI4OuGHlX59qE94K2mMW8Q==",
-          "dev": true
-        },
-        "json5": {
-          "version": "0.5.1",
-          "resolved": "https://registry.npmjs.org/json5/-/json5-0.5.1.tgz",
-          "integrity": "sha1-Hq3nrMASA0rYTiOWdn6tn6VJWCE=",
-          "dev": true
-        },
-        "loader-utils": {
-          "version": "0.2.17",
-          "resolved": "https://registry.npmjs.org/loader-utils/-/loader-utils-0.2.17.tgz",
-          "integrity": "sha1-+G5jdNQyBabmxg6RlvF8Apm/s0g=",
-          "dev": true,
-          "requires": {
-            "big.js": "^3.1.3",
-            "emojis-list": "^2.0.0",
-            "json5": "^0.5.0",
-            "object-assign": "^4.0.1"
-          }
-        }
       }
     },
     "htmlparser2": {
@@ -9859,12 +9824,6 @@
         "repeat-string": "^1.6.1"
       }
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-    "toposort": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/toposort/-/toposort-1.0.7.tgz",
-      "integrity": "sha1-LmhELZ9k7HILjMieZEOsbKqVACk=",
-      "dev": true
-    },
     "touch": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/touch/-/touch-3.1.0.tgz",
diff --git a/package.json b/package.json
index 2711bbe..e59377b 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
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     "fork-ts-checker-async-overlay-webpack-plugin": "^0.1.0",
     "fork-ts-checker-webpack-plugin": "^0.5.2",
-    "html-webpack-plugin": "^3.2.0",
+    "html-webpack-plugin": "^4.0.0-beta.5",
     "jest": "^23.6.0",
     "nodemon": "^1.18.9",
     "npm-run-all": "^4.1.5",