diff --git a/package-lock.json b/package-lock.json
index bdebd08..fcdafc8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "@nextcloud/vite-config": "^2.5.4",
         "@vitest/coverage-v8": "^4.1.10",
         "eslint": "^10.8.0",
-        "happy-dom": "^20.10.6",
+        "happy-dom": "^20.11.1",
         "typedoc": "^0.28.20",
         "typescript": "^5.9.3",
         "vite": "^7.3.5",
@@ -4713,9 +4713,9 @@
       "dev": true
     },
     "node_modules/happy-dom": {
-      "version": "20.10.6",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.10.6.tgz",
-      "integrity": "sha512-6QD0ilzDDt93tX44y8tbmZdAcdTRYDhUP+Asgi6pC8Pp5IA3cvaZGyoVN/EGtlq9ziT65iPuBBn3ASLr6hCgVw==",
+      "version": "20.11.1",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.1.tgz",
+      "integrity": "sha512-XSt8tMzbW9ymE7687xztkO1ckR7qJNQ3LywY9vlYGhGi3zXrGBHuUo2Cl1ztZaICW+1eAGdkLbj6iwVqDT33kg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index fa7635e..cafcef9 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "@nextcloud/vite-config": "^2.5.4",
     "@vitest/coverage-v8": "^4.1.10",
     "eslint": "^10.8.0",
-    "happy-dom": "^20.10.6",
+    "happy-dom": "^20.11.1",
     "typedoc": "^0.28.20",
     "typescript": "^5.9.3",
     "vite": "^7.3.5",