diff --git a/package-lock.json b/package-lock.json
index 8d9823e..46446b7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "eslint": "^10.9.0",
         "eslint-plugin-compat": "^7.0.2",
         "globals": "^17.11.0",
-        "happy-dom": "^20.11.6",
+        "happy-dom": "^20.14.0",
         "jsdom": "^30.0.1",
         "sort-json": "^2.0.1",
         "vitest": "^4.1.11",
@@ -3348,9 +3348,9 @@
       "license": "ISC"
     },
     "node_modules/happy-dom": {
-      "version": "20.11.6",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.6.tgz",
-      "integrity": "sha512-Hldbg8AdAa5a5oDcZpjqnGitp7JB0hqWmfv/8qr+kft4vzSD8BHsbdRfzYvL/0QcbKcURC/yyoygbeDQarPvYg==",
+      "version": "20.14.0",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.14.0.tgz",
+      "integrity": "sha512-4bRh1KzRvKDnFNTlLhzT1RZTpkKhQbQDl9j+7GXszWsvuspYdo29k6OHRf4PwiM6oLb8r/pMWeYiJjkfod5AvQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 1577545..3033baa 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "eslint": "^10.9.0",
     "eslint-plugin-compat": "^7.0.2",
     "globals": "^17.11.0",
-    "happy-dom": "^20.11.6",
+    "happy-dom": "^20.14.0",
     "jsdom": "^30.0.1",
     "sort-json": "^2.0.1",
     "vitest": "^4.1.11",