diff --git a/package-lock.json b/package-lock.json
index ad0d47c6f..d6d8d96bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -35,7 +35,7 @@
         "@vue/test-utils": "^1.3.6",
         "@vue/tsconfig": "^0.5.1",
         "eslint-plugin-chai-friendly": "^1.0.1",
-        "happy-dom": "^16.3.0",
+        "happy-dom": "^16.5.3",
         "typescript": "^5.7.2",
         "vite": "^5.4.2",
         "vitest": "^2.0.3"
@@ -6454,9 +6454,9 @@
       "peer": true
     },
     "node_modules/happy-dom": {
-      "version": "16.3.0",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-16.3.0.tgz",
-      "integrity": "sha512-Q71RaIhyS21vhW17Tpa5W36yqQXIlE1TZ0A0Gguts8PShUSQE/7fBgxYGxgm3+5y0gF6afdlAVHLQqgrIcfRzg==",
+      "version": "16.5.3",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-16.5.3.tgz",
+      "integrity": "sha512-7zGnyROZuntn+5X84MQ535qiQ3ccm45uHl+Q7EFAcPP0NhkbrfPitqprz0GgszX91/QqsZKQ7nTYkyObCTDUjg==",
       "dev": true,
       "dependencies": {
         "webidl-conversions": "^7.0.0",
diff --git a/package.json b/package.json
index 542a24d78..737bacae5 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "@vue/test-utils": "^1.3.6",
     "@vue/tsconfig": "^0.5.1",
     "eslint-plugin-chai-friendly": "^1.0.1",
-    "happy-dom": "^16.3.0",
+    "happy-dom": "^16.5.3",
     "typescript": "^5.7.2",
     "vite": "^5.4.2",
     "vitest": "^2.0.3"