diff --git a/package-lock.json b/package-lock.json
index da750414dc..1f362ab58d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -87,7 +87,7 @@
         "eslint-plugin-vue-scoped-css": "2.9.0",
         "eslint-plugin-wc": "2.2.1",
         "globals": "16.0.0",
-        "happy-dom": "17.4.4",
+        "happy-dom": "20.0.0",
         "license-checker-rseidelsohn": "4.4.2",
         "markdownlint-cli": "0.44.0",
         "postcss-html": "1.8.0",
@@ -3184,12 +3184,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "22.13.11",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.13.11.tgz",
-      "integrity": "sha512-iEUCUJoU0i3VnrCmgoWCXttklWcvoCIx4jzcP22fioIVSdTmjgoEvmAO/QPw6TcS9k5FrNgn4w7q5lGOd1CT5g==",
+      "version": "20.19.30",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.30.tgz",
+      "integrity": "sha512-WJtwWJu7UdlvzEAUm484QNg5eAoq5QR08KDNx7g45Usrs2NtOPiX8ugDqmKdXkyL03rBqU5dYNYVQetEpBHq2g==",
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.20.0"
+        "undici-types": "~6.21.0"
       }
     },
     "node_modules/@types/normalize-package-data": {
@@ -3236,6 +3236,13 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/whatwg-mimetype": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/whatwg-mimetype/-/whatwg-mimetype-3.0.2.tgz",
+      "integrity": "sha512-c2AKvDT8ToxLIOUlN51gTiHXflsfIFisS4pO7pDPoKouJCESkhZnEy623gwP9laCy5lnLDAw1vAzu2vM2YLOrA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@typescript-eslint/eslint-plugin": {
       "version": "8.26.1",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.26.1.tgz",
@@ -7947,17 +7954,18 @@
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     "node_modules/happy-dom": {
-      "version": "17.4.4",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-17.4.4.tgz",
-      "integrity": "sha512-/Pb0ctk3HTZ5xEL3BZ0hK1AqDSAUuRQitOmROPHhfUYEWpmTImwfD8vFDGADmMAX0JYgbcgxWoLFKtsWhcpuVA==",
+      "version": "20.0.0",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.0.tgz",
+      "integrity": "sha512-GkWnwIFxVGCf2raNrxImLo397RdGhLapj5cT3R2PT7FwL62Ze1DROhzmYW7+J3p9105DYMVenEejEbnq5wA37w==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "webidl-conversions": "^7.0.0",
+        "@types/node": "^20.0.0",
+        "@types/whatwg-mimetype": "^3.0.2",
         "whatwg-mimetype": "^3.0.0"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=20.0.0"
       }
     },
     "node_modules/has-bigints": {
@@ -14259,9 +14267,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.20.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.20.0.tgz",
-      "integrity": "sha512-Ny6QZ2Nju20vw1SRHe3d9jVu6gJ+4e3+MMpqu7pqE5HT6WsTSlce++GQmK5UXS8mzV8DSYHrQH+Xrf2jVcuKNg==",
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
       "license": "MIT"
     },
     "node_modules/unicorn-magic": {
@@ -14824,16 +14832,6 @@
         "node": ">=10.13.0"
       }
     },
-    "node_modules/webidl-conversions": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-7.0.0.tgz",
-      "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g==",
-      "dev": true,
-      "license": "BSD-2-Clause",
-      "engines": {
-        "node": ">=12"
-      }
-    },
     "node_modules/webpack": {
       "version": "5.98.0",
       "resolved": "https://registry.npmjs.org/webpack/-/webpack-5.98.0.tgz",
diff --git a/package.json b/package.json
index 53f1353dac..c6cb71d77e 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "eslint-plugin-vue-scoped-css": "2.9.0",
     "eslint-plugin-wc": "2.2.1",
     "globals": "16.0.0",
-    "happy-dom": "17.4.4",
+    "happy-dom": "20.0.0",
     "license-checker-rseidelsohn": "4.4.2",
     "markdownlint-cli": "0.44.0",
     "postcss-html": "1.8.0",