diff --git a/webapp/package-lock.json b/webapp/package-lock.json
index 54dbbdb..41127be 100644
--- a/webapp/package-lock.json
+++ b/webapp/package-lock.json
@@ -4,6 +4,61 @@
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+      "dev": true,
+      "requires": {
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+        "@jridgewell/sourcemap-codec": "^1.4.10",
+        "@jridgewell/trace-mapping": "^0.3.9"
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+      "dev": true
+    },
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+      "resolved": "https://registry.npmjs.org/@jridgewell/source-map/-/source-map-0.3.2.tgz",
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+      "dev": true,
+      "requires": {
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+        "@jridgewell/trace-mapping": "^0.3.9"
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+      "dev": true
+    },
+    "@jridgewell/trace-mapping": {
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+      "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.17.tgz",
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+      "dev": true,
+      "requires": {
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+        "@jridgewell/sourcemap-codec": "1.4.14"
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+      "resolved": "https://registry.npmjs.org/@types/html-minifier-terser/-/html-minifier-terser-6.1.0.tgz",
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@@ -1005,24 +1060,12 @@
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@@ -1211,6 +1254,12 @@
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-      "integrity": "sha1-yjw2iKTpzzpM2nd9xNy8cTJJz3M=",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-4.1.2.tgz",
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       "dev": true,
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-        "upper-case": "^1.1.1"
+        "pascal-case": "^3.1.2",
+        "tslib": "^2.0.3"
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@@ -1401,12 +1450,20 @@
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-      "integrity": "sha1-Ls3xRaujj1R0DybO/Q/z4D4SXWo=",
+      "version": "5.3.1",
+      "resolved": "https://registry.npmjs.org/clean-css/-/clean-css-5.3.1.tgz",
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       "dev": true,
       "requires": {
-        "source-map": "0.5.x"
+        "source-map": "~0.6.0"
+      },
+      "dependencies": {
+        "source-map": {
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+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
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+          "dev": true
+        }
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@@ -1510,9 +1567,9 @@
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+      "resolved": "https://registry.npmjs.org/commander/-/commander-8.3.0.tgz",
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-      "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/css-select/-/css-select-4.3.0.tgz",
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-        "css-what": "2.1",
-        "domutils": "1.5.1",
-        "nth-check": "~1.0.1"
+        "boolbase": "^1.0.0",
+        "css-what": "^6.0.1",
+        "domhandler": "^4.3.1",
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-      "integrity": "sha1-lGfQMsOM+u+58teVASUwYvh/ob0=",
+      "version": "6.1.0",
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@@ -2025,20 +2083,12 @@
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-      "integrity": "sha1-pF71cnuJDJv/5tfIduexnLDhfzs=",
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/dom-converter/-/dom-converter-0.2.0.tgz",
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-          "integrity": "sha1-1+jn1+MJEHCSsF+NloiCTWM6QiY=",
-          "dev": true
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+        "utila": "~0.4"
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@@ -2047,21 +2097,14 @@
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-      "integrity": "sha1-BzxpdUbOB4DOI75KKOKT5AvDDII=",
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-1.4.1.tgz",
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-          "integrity": "sha1-vSh3PiZCiBrsUVRJJCmcXNgiGFs=",
-          "dev": true
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+        "domelementtype": "^2.0.1",
+        "domhandler": "^4.2.0",
+        "entities": "^2.0.0"
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@@ -2071,28 +2114,39 @@
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-      "integrity": "sha1-sXrtguirWeUt2cGbF1bg/BhyBMI=",
+      "version": "2.3.0",
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-      "integrity": "sha1-0mRvXlf2w7qxHPbLBdPArPdBJZQ=",
+      "version": "4.3.1",
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       "dev": true,
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-        "domelementtype": "1"
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-      "integrity": "sha1-3NhIiib1Y9YQeeSMn3t+Mjc2gs8=",
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       "dev": true,
       "requires": {
-        "dom-serializer": "0",
-        "domelementtype": "1"
+        "dom-serializer": "^1.0.1",
+        "domelementtype": "^2.2.0",
+        "domhandler": "^4.2.0"
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+      "resolved": "https://registry.npmjs.org/dot-case/-/dot-case-3.0.4.tgz",
+      "integrity": "sha512-Kv5nKlh6yRrdrGvxeJ2e5y2eRUpkUosIW4A2AS38zwSz27zu7ufDwQPi5Jhs3XAlGNetl3bmnGhQsMtkKJnj3w==",
+      "dev": true,
+      "requires": {
+        "no-case": "^3.0.4",
+        "tslib": "^2.0.3"
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@@ -2128,12 +2182,6 @@
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@@ -2161,9 +2209,9 @@
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-      "resolved": "https://registry.npmjs.org/entities/-/entities-1.1.1.tgz",
-      "integrity": "sha1-blwtClYhtdra7O+AuQ7ftc13cvA=",
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-2.2.0.tgz",
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@@ -2801,7 +2849,8 @@
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@@ -2822,12 +2871,14 @@
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@@ -2842,17 +2893,20 @@
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@@ -2969,7 +3023,8 @@
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@@ -2981,6 +3036,7 @@
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@@ -2995,6 +3051,7 @@
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@@ -3002,12 +3059,14 @@
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@@ -3026,6 +3085,7 @@
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@@ -3106,7 +3166,8 @@
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@@ -3118,6 +3179,7 @@
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@@ -3203,7 +3265,8 @@
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@@ -3239,6 +3302,7 @@
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@@ -3258,6 +3322,7 @@
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@@ -3301,12 +3366,14 @@
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+            "source-map": "^0.6.0"
+          }
+        }
+      }
+    },
     "thunky": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/thunky/-/thunky-1.0.2.tgz",
@@ -7054,12 +7176,6 @@
         "repeat-string": "^1.6.1"
       }
     },
-    "toposort": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/toposort/-/toposort-1.0.6.tgz",
-      "integrity": "sha1-wxdI5V0hDv/AD9zcfW5o19e7nOw=",
-      "dev": true
-    },
     "trim-newlines": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-1.0.0.tgz",
@@ -7081,6 +7197,12 @@
       "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=",
       "dev": true
     },
+    "tslib": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.4.1.tgz",
+      "integrity": "sha512-tGyy4dAjRIEwI7BzsB0lynWgOpfqjUdq91XXAlIWD2OwKBH7oCl/GZG/HT4BOHrTlPMOASlMQ7veyTqpmRcrNA==",
+      "dev": true
+    },
     "tty-browserify": {
       "version": "0.0.0",
       "resolved": "https://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.0.tgz",
@@ -7259,12 +7381,6 @@
       "integrity": "sha512-d4SJySNBXDaQp+DPrziv3xGS6w3d2Xt69FijJr86zMPBy23JEloMCEOUBBzuN7xCtjLCnmB9tI/z7SBCahHBOw==",
       "dev": true
     },
-    "upper-case": {
-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/upper-case/-/upper-case-1.1.3.tgz",
-      "integrity": "sha1-9rRQHC7EzdJrp4vnIilh3ndiFZg=",
-      "dev": true
-    },
     "urix": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
@@ -7350,7 +7466,7 @@
     "utila": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/utila/-/utila-0.4.0.tgz",
-      "integrity": "sha1-ihagXURWV6Oupe7MWxKk+lN5dyw=",
+      "integrity": "sha512-Z0DbgELS9/L/75wZbro8xAnT50pBVFQZ+hUEueGDU5FN51YSCYM+jdxsfCiHjwNP/4LCDD0i/graKpeBnOXKRA==",
       "dev": true
     },
     "utils-merge": {
diff --git a/webapp/package.json b/webapp/package.json
index ed1ed12..46aed98 100644
--- a/webapp/package.json
+++ b/webapp/package.json
@@ -27,7 +27,7 @@
     "extract-text-webpack-plugin": "^2.1.2",
     "file-loader": "^0.11.2",
     "gh-pages": "^2.0.1",
-    "html-webpack-plugin": "^2.29.0",
+    "html-webpack-plugin": "^5.5.0",
     "style-loader": "^0.18.2",
     "uglifyjs-webpack-plugin": "^0.4.6",
     "webpack": "^3.0.0",