diff --git a/package-lock.json b/package-lock.json
index 2736bb57..7653cc84 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "@types/node": "^20.14.12",
         "@vitest/coverage-v8": "^1.6.0",
         "eslint": "^8.57.1",
-        "happy-dom": "^14.12.3",
+        "happy-dom": "^17.2.2",
         "typedoc": "^0.27.9",
         "typescript": "^5.8.2",
         "vite": "^5.4.11",
@@ -4999,17 +4999,17 @@
       "dev": true
     },
     "node_modules/happy-dom": {
-      "version": "14.12.3",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-14.12.3.tgz",
-      "integrity": "sha512-vsYlEs3E9gLwA1Hp+w3qzu+RUDFf4VTT8cyKqVICoZ2k7WM++Qyd2LwzyTi5bqMJFiIC/vNpTDYuxdreENRK/g==",
+      "version": "17.2.2",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-17.2.2.tgz",
+      "integrity": "sha512-3I1/CrNi780sdOhuhUnFtgTWhloSc3quSZwsylI41jycx8o97M6Y4aQAu0phSexGusT7+59BxATh4L4xiY0HcA==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
-        "entities": "^4.5.0",
         "webidl-conversions": "^7.0.0",
         "whatwg-mimetype": "^3.0.0"
       },
       "engines": {
-        "node": ">=16.0.0"
+        "node": ">=18.0.0"
       }
     },
     "node_modules/has": {
diff --git a/package.json b/package.json
index d9ee0f1f..e235538a 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "@types/node": "^20.14.12",
     "@vitest/coverage-v8": "^1.6.0",
     "eslint": "^8.57.1",
-    "happy-dom": "^14.12.3",
+    "happy-dom": "^17.2.2",
     "typedoc": "^0.27.9",
     "typescript": "^5.8.2",
     "vite": "^5.4.11",