diff --git a/flydb-web/frontend/package-lock.json b/flydb-web/frontend/package-lock.json
index d0cc1e1..5a05c6d 100644
--- a/flydb-web/frontend/package-lock.json
+++ b/flydb-web/frontend/package-lock.json
@@ -22,7 +22,7 @@
       },
       "devDependencies": {
         "@vitejs/plugin-vue": "6.0.8",
-        "happy-dom": "20.14.0",
+        "happy-dom": "21.0.4",
         "typescript": "5.9.3",
         "vite": "8.3.5",
         "vitest": "5.0.5",
@@ -1095,9 +1095,9 @@
       }
     },
     "node_modules/happy-dom": {
-      "version": "20.14.0",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-20.14.0.tgz",
-      "integrity": "sha512-4bRh1KzRvKDnFNTlLhzT1RZTpkKhQbQDl9j+7GXszWsvuspYdo29k6OHRf4PwiM6oLb8r/pMWeYiJjkfod5AvQ==",
+      "version": "21.0.4",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-21.0.4.tgz",
+      "integrity": "sha512-tFm+GaLBgo6o0awHnvHaNoraVo27qJ+2tZEtZ+cIa08hXbeitrxAJajLI05hsUy/2/YTKcUjQYzHe5mCcraLBw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/flydb-web/frontend/package.json b/flydb-web/frontend/package.json
index 229e471..620fed8 100644
--- a/flydb-web/frontend/package.json
+++ b/flydb-web/frontend/package.json
@@ -28,7 +28,7 @@
   },
   "devDependencies": {
     "@vitejs/plugin-vue": "6.0.8",
-    "happy-dom": "20.14.0",
+    "happy-dom": "21.0.4",
     "typescript": "5.9.3",
     "vite": "8.3.5",
     "vitest": "5.0.5",