diff --git a/package-lock.json b/package-lock.json
index 73144d061..53e473e08 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,7 +41,7 @@
         "@nextcloud/stylelint-config": "^3.2.1",
         "@nextcloud/vite-config": "2.5.2",
         "@vue/test-utils": "^2.4.6",
-        "happy-dom": "^20.7.0",
+        "happy-dom": "^20.8.3",
         "mockdate": "^3.0.5",
         "vitest": "^4.0.18"
       },
@@ -8812,9 +8812,9 @@
       "peer": true
     },
     "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 c257857a7..5c82b937c 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "@nextcloud/stylelint-config": "^3.2.1",
     "@nextcloud/vite-config": "2.5.2",
     "@vue/test-utils": "^2.4.6",
-    "happy-dom": "^20.7.0",
+    "happy-dom": "^20.8.3",
     "mockdate": "^3.0.5",
     "vitest": "^4.0.18"
   },