diff --git a/package-lock.json b/package-lock.json
index 41cb7f5c84..8979afbc8d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -87,7 +87,7 @@
         "eslint-plugin-vue-scoped-css": "2.9.0",
         "eslint-plugin-wc": "2.2.1",
         "globals": "16.0.0",
-        "happy-dom": "20.8.8",
+        "happy-dom": "20.8.9",
         "license-checker-rseidelsohn": "4.4.2",
         "markdownlint-cli": "0.44.0",
         "postcss-html": "1.8.0",
@@ -7980,9 +7980,9 @@
       }
     },
     "node_modules/happy-dom": {
-      "version": "20.8.8",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.8.8.tgz",
-      "integrity": "sha512-5/F8wxkNxYtsN0bXfMwIyNLZ9WYsoOYPbmoluqVJqv8KBUbcyKZawJ7uYK4WTX8IHBLYv+VXIwfeNDPy1oKMwQ==",
+      "version": "20.8.9",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.8.9.tgz",
+      "integrity": "sha512-Tz23LR9T9jOGVZm2x1EPdXqwA37G/owYMxRwU0E4miurAtFsPMQ1d2Jc2okUaSjZqAFz2oEn3FLXC5a0a+siyA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index d563b50f5b..1596705970 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "eslint-plugin-vue-scoped-css": "2.9.0",
     "eslint-plugin-wc": "2.2.1",
     "globals": "16.0.0",
-    "happy-dom": "20.8.8",
+    "happy-dom": "20.8.9",
     "license-checker-rseidelsohn": "4.4.2",
     "markdownlint-cli": "0.44.0",
     "postcss-html": "1.8.0",