diff --git a/package-lock.json b/package-lock.json
index c1040ea..439e42d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
                 "eslint-config-prettier": "^10.0.1",
                 "eslint-plugin-vue": "^9.32.0",
                 "glob": "^11.0.3",
-                "happy-dom": "^18.0.1",
+                "happy-dom": "^20.0.2",
                 "prettier": "^3.4.2",
                 "prettier-plugin-organize-imports": "^4.1.0",
                 "prettier-plugin-tailwindcss": "^0.6.11",
@@ -4058,9 +4058,9 @@
             "license": "MIT"
         },
         "node_modules/happy-dom": {
-            "version": "18.0.1",
-            "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-18.0.1.tgz",
-            "integrity": "sha512-qn+rKOW7KWpVTtgIUi6RVmTBZJSe2k0Db0vh1f7CWrWclkkc7/Q+FrOfkZIb2eiErLyqu5AXEzE7XthO9JVxRA==",
+            "version": "20.0.2",
+            "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.0.2.tgz",
+            "integrity": "sha512-pYOyu624+6HDbY+qkjILpQGnpvZOusItCk+rvF5/V+6NkcgTKnbOldpIy22tBnxoaLtlM9nXgoqAcW29/B7CIw==",
             "dev": true,
             "license": "MIT",
             "dependencies": {
diff --git a/package.json b/package.json
index 6d60ade..77a45ea 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
         "eslint-config-prettier": "^10.0.1",
         "eslint-plugin-vue": "^9.32.0",
         "glob": "^11.0.3",
-        "happy-dom": "^18.0.1",
+        "happy-dom": "^20.0.2",
         "prettier": "^3.4.2",
         "prettier-plugin-organize-imports": "^4.1.0",
         "prettier-plugin-tailwindcss": "^0.6.11",