diff --git a/package-lock.json b/package-lock.json
index a8b85fd..dd11c27 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "eslint-plugin-oxlint": "^1.36.0",
         "eslint-plugin-vue": "^10.6.2",
         "fast-check": "^4.5.3",
-        "happy-dom": "^20.1.0",
+        "happy-dom": "^20.8.3",
         "npm-run-all2": "^8.0.0",
         "oxlint": "^1.36.0",
         "prettier": "^3.7.4",
@@ -4286,9 +4286,9 @@
       }
     },
     "node_modules/happy-dom": {
-      "version": "20.7.0",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.7.0.tgz",
-      "integrity": "sha512-hR/uLYQdngTyEfxnOoa+e6KTcfBFyc1hgFj/Cc144A5JJUuHFYqIEBDcD4FeGqUeKLRZqJ9eN9u7/GDjYEgS1g==",
+      "version": "20.8.3",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.8.3.tgz",
+      "integrity": "sha512-lMHQRRwIPyJ70HV0kkFT7jH/gXzSI7yDkQFe07E2flwmNDFoWUTRMKpW2sglsnpeA7b6S2TJPp98EbQxai8eaQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index d6b3091..30b67ac 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "eslint-plugin-oxlint": "^1.36.0",
     "eslint-plugin-vue": "^10.6.2",
     "fast-check": "^4.5.3",
-    "happy-dom": "^20.1.0",
+    "happy-dom": "^20.8.3",
     "npm-run-all2": "^8.0.0",
     "oxlint": "^1.36.0",
     "prettier": "^3.7.4",