diff --git a/package-lock.json b/package-lock.json
index 6d319e38..dce5f9d7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -6045,9 +6045,9 @@
       }
     },
     "engine.io-client": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-4.1.2.tgz",
-      "integrity": "sha512-1mwvwKYMa0AaCy+sPgvJ/SnKyO5MJZ1HEeXfA3Rm/KHkHGiYD5bQVq8QzvIrkI01FuVtOdZC5lWdRw1BGXB2NQ==",
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/engine.io-client/-/engine.io-client-5.1.1.tgz",
+      "integrity": "sha512-jPFpw2HLL0lhZ2KY0BpZhIJdleQcUO9W1xkIpo0h3d6s+5D6+EV/xgQw9qWOmymszv2WXef/6KUUehyxEKomlQ==",
       "dev": true,
       "requires": {
         "base64-arraybuffer": "0.1.4",
@@ -6058,7 +6058,6 @@
         "parseqs": "0.0.6",
         "parseuri": "0.0.6",
         "ws": "~7.4.2",
-        "xmlhttprequest-ssl": "~1.5.4",
         "yeast": "0.1.2"
       },
       "dependencies": {
@@ -12953,16 +12952,16 @@
       "integrity": "sha512-+vDov/aTsLjViYTwS9fPy5pEtTkrbEKsw2M+oVSoFGw6OD1IpvlV1VPhUzNbofCQ8oyMbdYJqDtGdmHQK6TdPg=="
     },
     "socket.io-client": {
-      "version": "3.1.2",
-      "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-3.1.2.tgz",
-      "integrity": "sha512-fXhF8plHrd7U14A7K0JPOmZzpmGkLpIS6623DzrBZqYzI/yvlP4fA3LnxwthEVgiHmn2uJ4KjdnQD8A03PuBWQ==",
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/socket.io-client/-/socket.io-client-4.1.2.tgz",
+      "integrity": "sha512-RDpWJP4DQT1XeexmeDyDkm0vrFc0+bUsHDKiVGaNISJvJonhQQOMqV9Vwfg0ZpPJ27LCdan7iqTI92FRSOkFWQ==",
       "dev": true,
       "requires": {
         "@types/component-emitter": "^1.2.10",
         "backo2": "~1.0.2",
         "component-emitter": "~1.3.0",
         "debug": "~4.3.1",
-        "engine.io-client": "~4.1.0",
+        "engine.io-client": "~5.1.1",
         "parseuri": "0.0.6",
         "socket.io-parser": "~4.0.4"
       },
@@ -16226,12 +16225,6 @@
       "resolved": "https://registry.npmjs.org/ws/-/ws-7.4.2.tgz",
       "integrity": "sha512-T4tewALS3+qsrpGI/8dqNMLIVdq/g/85U98HPMa6F0m6xTbvhXU6RCQLqPH3+SlomNV/LdY6RXEbBpMH6EOJnA=="
     },
-    "xmlhttprequest-ssl": {
-      "version": "1.5.5",
-      "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz",
-      "integrity": "sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4=",
-      "dev": true
-    },
     "xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
diff --git a/package.json b/package.json
index 28c5991b..b4429cec 100644
--- a/package.json
+++ b/package.json
@@ -48,7 +48,7 @@
     "sass": "^1.32.8",
     "sass-loader": "^10.1.1",
     "shaka-player": "^3.1.0",
-    "socket.io-client": "^3.1.2",
+    "socket.io-client": "^4.1.2",
     "string-similarity": "^4.0.4",
     "stylelint": "^13.12.0",
     "stylelint-config-standard": "^20.0.0",