diff --git a/package-lock.json b/package-lock.json
index e816d249..441ca687 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": "^4.28.9",
-        "happy-dom": "^20.11.15",
+        "happy-dom": "^20.14.5",
         "typescript": "^6.0.3",
         "vite": "^7.3.7",
         "vitest": "^4.1.10"
@@ -6385,9 +6385,9 @@
       "license": "ISC"
     },
     "node_modules/happy-dom": {
-      "version": "20.11.15",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.15.tgz",
-      "integrity": "sha512-bj2gQIKzOYB6GAAJ/jrN/IFHQe79MhEOiMAspRRWiKebRoegvGDv2B6eUt8KiZMTEDvx6ri0fAF7Xh/umAUUZA==",
+      "version": "20.14.5",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.14.5.tgz",
+      "integrity": "sha512-x/RzkpWO40bTjIoT30iQtt64FLLmH/iRcUCN2X//bLx7H3ifkdfPXyqsro/OYtqzIAhiLMMA7mmiOR9C3NOKjQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index cf9c7e5d..79a77526 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "@vue/test-utils": "^2.4.11",
     "@vue/tsconfig": "^0.9.1",
     "browserslist": "^4.28.9",
-    "happy-dom": "^20.11.15",
+    "happy-dom": "^20.14.5",
     "typescript": "^6.0.3",
     "vite": "^7.3.7",
     "vitest": "^4.1.10"