diff --git a/package.json b/package.json
index 4aed8bb..fc6077f 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "typescript": "^4.5.4",
     "webpack": "^4.44.1",
     "webpack-cli": "^4.9.1",
-    "webpack-dev-server": "^4.7.2",
+    "webpack-dev-server": "^4.7.3",
     "webpack-pwa-manifest": "^4.3.0",
     "webpack-subresource-integrity": "^1.5.2",
     "workbox-webpack-plugin": "^6.4.2"
diff --git a/yarn.lock b/yarn.lock
index 89e9120..df26632 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7671,6 +7671,11 @@ node-forge@^0.10.0:
   resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-0.10.0.tgz#32dea2afb3e9926f02ee5ce8794902691a676bf3"
   integrity sha512-PPmu8eEeG9saEUvI97fm4OYxXVB6bFvyNTyiUOBichBpFG8A1Ljw3bY62+5oOjDEMHRnd0Y7HQ+x7uzxOzC6JA==
 
+node-forge@^1.2.0:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/node-forge/-/node-forge-1.2.1.tgz#82794919071ef2eb5c509293325cec8afd0fd53c"
+  integrity sha512-Fcvtbb+zBcZXbTTVwqGA5W+MKBj56UjVRevvchv5XrcyXbmNdesfZL37nlcWOfpgHhgmxApw3tQbTr4CqNmX4w==
+
 node-int64@^0.4.0:
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/node-int64/-/node-int64-0.4.0.tgz#87a9065cdb355d3182d8f94ce11188b825c68a3b"
@@ -9997,12 +10002,12 @@ select-hose@^2.0.0:
   resolved "https://registry.yarnpkg.com/select-hose/-/select-hose-2.0.0.tgz#625d8658f865af43ec962bfc376a37359a4994ca"
   integrity sha1-Yl2GWPhlr0Psliv8N2o3NZpJlMo=
 
-selfsigned@^1.10.11:
-  version "1.10.11"
-  resolved "https://registry.yarnpkg.com/selfsigned/-/selfsigned-1.10.11.tgz#24929cd906fe0f44b6d01fb23999a739537acbe9"
-  integrity sha512-aVmbPOfViZqOZPgRBT0+3u4yZFHpmnIghLMlAcb5/xhp5ZtB/RVnKhz5vl2M32CLXAqR4kha9zfhNg0Lf/sxKA==
+selfsigned@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/selfsigned/-/selfsigned-2.0.0.tgz#e927cd5377cbb0a1075302cff8df1042cc2bce5b"
+  integrity sha512-cUdFiCbKoa1mZ6osuJs2uDHrs0k0oprsKveFiiaBKCNq3SYyb5gs2HxhQyDNLCmL51ZZThqi4YNDpCK6GOP1iQ==
   dependencies:
-    node-forge "^0.10.0"
+    node-forge "^1.2.0"
 
 "semver@2 || 3 || 4 || 5", semver@^5.4.1, semver@^5.5.0, semver@^5.6.0:
   version "5.7.1"
@@ -11483,10 +11488,10 @@ webpack-dev-middleware@^5.3.0:
     range-parser "^1.2.1"
     schema-utils "^4.0.0"
 
-webpack-dev-server@^4.7.2:
-  version "4.7.2"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-4.7.2.tgz#324b79046491f2cf0b9d9e275381198c8246b380"
-  integrity sha512-s6yEOSfPpB6g1T2+C5ZOUt5cQOMhjI98IVmmvMNb5cdiqHoxSUfACISHqU/wZy+q4ar/A9jW0pbNj7sa50XRVA==
+webpack-dev-server@^4.7.3:
+  version "4.7.3"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-4.7.3.tgz#4e995b141ff51fa499906eebc7906f6925d0beaa"
+  integrity sha512-mlxq2AsIw2ag016nixkzUkdyOE8ST2GTy34uKSABp1c4nhjZvH90D5ZRR+UOLSsG4Z3TFahAi72a3ymRtfRm+Q==
   dependencies:
     "@types/bonjour" "^3.5.9"
     "@types/connect-history-api-fallback" "^1.3.5"
@@ -11510,7 +11515,7 @@ webpack-dev-server@^4.7.2:
     p-retry "^4.5.0"
     portfinder "^1.0.28"
     schema-utils "^4.0.0"
-    selfsigned "^1.10.11"
+    selfsigned "^2.0.0"
     serve-index "^1.9.1"
     sockjs "^0.3.21"
     spdy "^4.0.2"