diff --git a/package-lock.json b/package-lock.json
index 23a0cce97..2c9e2eb41 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,7 +41,7 @@
         "@nextcloud/stylelint-config": "^3.1.0",
         "@nextcloud/vite-config": "2.3.5",
         "@vue/test-utils": "^2.4.6",
-        "happy-dom": "^17.6.1",
+        "happy-dom": "^17.6.3",
         "mockdate": "^3.0.5",
         "vitest": "^3.2.0"
       },
@@ -8330,16 +8330,17 @@
       "peer": true
     },
     "node_modules/happy-dom": {
-      "version": "17.6.1",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-17.6.1.tgz",
-      "integrity": "sha512-x2Iie2VWObB283X/KXwJ7g5f+4acfm8Pmf9KWUn6gujFUvFlSWytZYTv74bdFH40fPDedbI6/V6U3dYYMtW4SQ==",
+      "version": "17.6.3",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-17.6.3.tgz",
+      "integrity": "sha512-UVIHeVhxmxedbWPCfgS55Jg2rDfwf2BCKeylcPSqazLz5w3Kri7Q4xdBJubsr/+VUzFLh0VjIvh13RaDA2/Xug==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "webidl-conversions": "^7.0.0",
         "whatwg-mimetype": "^3.0.0"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=20.0.0"
       }
     },
     "node_modules/has-bigints": {
diff --git a/package.json b/package.json
index dd61bb72d..f9ac33daa 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
     "@nextcloud/stylelint-config": "^3.1.0",
     "@nextcloud/vite-config": "2.3.5",
     "@vue/test-utils": "^2.4.6",
-    "happy-dom": "^17.6.1",
+    "happy-dom": "^17.6.3",
     "mockdate": "^3.0.5",
     "vitest": "^3.2.0"
   },