diff --git a/package-lock.json b/package-lock.json
index e291927d..09afe1c0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,7 +31,7 @@
         "@vue/test-utils": "^2.4.11",
         "@vue/tsconfig": "^0.9.1",
         "browserslist": "^4.28.8",
-        "happy-dom": "^20.11.6",
+        "happy-dom": "^20.11.15",
         "typescript": "^6.0.3",
         "vite": "^7.3.3",
         "vitest": "^4.1.10"
@@ -6315,9 +6315,9 @@
       "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": "20.11.15",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.15.tgz",
+      "integrity": "sha512-bj2gQIKzOYB6GAAJ/jrN/IFHQe79MhEOiMAspRRWiKebRoegvGDv2B6eUt8KiZMTEDvx6ri0fAF7Xh/umAUUZA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index c8f3e69c..40b952ab 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@vue/test-utils": "^2.4.11",
     "@vue/tsconfig": "^0.9.1",
     "browserslist": "^4.28.8",
-    "happy-dom": "^20.11.6",
+    "happy-dom": "^20.11.15",
     "typescript": "^6.0.3",
     "vite": "^7.3.3",
     "vitest": "^4.1.10"