diff --git a/package-lock.json b/package-lock.json
index aa543bb37..48eaaa504 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -47,7 +47,7 @@
         "@nextcloud/stylelint-config": "^3.0.1",
         "@nextcloud/vite-config": "2.2.2",
         "@vue/test-utils": "^2.4.6",
-        "happy-dom": "^14.12.3",
+        "happy-dom": "^15.0.0",
         "mockdate": "^3.0.5",
         "vitest": "^2.0.5"
       },
@@ -7810,9 +7810,9 @@
       "peer": true
     },
     "node_modules/happy-dom": {
-      "version": "14.12.3",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-14.12.3.tgz",
-      "integrity": "sha512-vsYlEs3E9gLwA1Hp+w3qzu+RUDFf4VTT8cyKqVICoZ2k7WM++Qyd2LwzyTi5bqMJFiIC/vNpTDYuxdreENRK/g==",
+      "version": "15.0.0",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-15.0.0.tgz",
+      "integrity": "sha512-DsvANUcxxY20iCo3Yllm7dqwzPVPduGfVFxa7mONwMBLczFeQgkN0LpDir1kIY322JMh+hrcPV3aGLyHCESDlA==",
       "dev": true,
       "dependencies": {
         "entities": "^4.5.0",
@@ -7820,7 +7820,7 @@
         "whatwg-mimetype": "^3.0.0"
       },
       "engines": {
-        "node": ">=16.0.0"
+        "node": ">=18.0.0"
       }
     },
     "node_modules/has-bigints": {
diff --git a/package.json b/package.json
index 7a7894143..e6be05343 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
     "@nextcloud/stylelint-config": "^3.0.1",
     "@nextcloud/vite-config": "2.2.2",
     "@vue/test-utils": "^2.4.6",
-    "happy-dom": "^14.12.3",
+    "happy-dom": "^15.0.0",
     "mockdate": "^3.0.5",
     "vitest": "^2.0.5"
   },