diff --git a/package-lock.json b/package-lock.json
index 2329bdb27f..83462058c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
         "github-slugger": "2.0.0",
         "globals": "17.11.0",
         "gray-matter": "4.0.3",
-        "happy-dom": "20.11.10",
+        "happy-dom": "20.11.12",
         "hast-util-to-string": "3.0.1",
         "htmlhint": "1.9.2",
         "js-yaml": "5.4.1",
@@ -7688,9 +7688,9 @@
       "license": "MIT"
     },
     "node_modules/happy-dom": {
-      "version": "20.11.10",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.10.tgz",
-      "integrity": "sha512-bxLxG4nA2SFrE3lYjvdGj3spVdO/yoRBiziDSnCIo3PHNmcXsYGBlXobIxoRBcJXW+SZmmKm4nQpxrKdCMnYsw==",
+      "version": "20.11.12",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.11.12.tgz",
+      "integrity": "sha512-7+mrTTD+6fOG3dx0URrDLrCX8QDTE+YujSOQD4VPZcYze/yJ0vVhRKaIBTjqlk+R4NetxVz21odnevHYIjIJ+g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index dbb3496062..9994e5e0b2 100644
--- a/package.json
+++ b/package.json
@@ -190,7 +190,7 @@
     "github-slugger": "2.0.0",
     "globals": "17.11.0",
     "gray-matter": "4.0.3",
-    "happy-dom": "20.11.10",
+    "happy-dom": "20.11.12",
     "hast-util-to-string": "3.0.1",
     "htmlhint": "1.9.2",
     "js-yaml": "5.4.1",