diff --git a/package-lock.json b/package-lock.json
index dc79576..04e4a03 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -23,7 +23,7 @@
                 "eslint-plugin-svelte": "^3.20.0",
                 "fast-check": "^4.9.0",
                 "globals": "^17.7.0",
-                "happy-dom": "^20.10.6",
+                "happy-dom": "^20.11.0",
                 "jsdom": "^29.1.1",
                 "prettier": "^3.9.5",
                 "prettier-plugin-svelte": "^4.1.1",
@@ -3846,9 +3846,9 @@
             "license": "ISC"
         },
         "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": "20.11.0",
+            "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.0.tgz",
+            "integrity": "sha512-XogN4asPd1a56di9prVG6bZxteNcXsZxxKmAvcEfc5Px5Ca2hMyMgk8wvqK2K1V8zXg40j9VANXsDaJYh9DeNA==",
             "dev": true,
             "license": "MIT",
             "dependencies": {
diff --git a/package.json b/package.json
index 27bb349..3c2bca7 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
         "eslint-plugin-svelte": "^3.20.0",
         "fast-check": "^4.9.0",
         "globals": "^17.7.0",
-        "happy-dom": "^20.10.6",
+        "happy-dom": "^20.11.0",
         "jsdom": "^29.1.1",
         "prettier": "^3.9.5",
         "prettier-plugin-svelte": "^4.1.1",