diff --git a/package-lock.json b/package-lock.json
index b48255b20..1418097ae 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": "^17.6.3",
+        "happy-dom": "^18.0.1",
         "mockdate": "^3.0.5",
         "vitest": "^3.2.2"
       },
@@ -4053,6 +4053,16 @@
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       "integrity": "sha512-GsCCIZDE/p3i96vtEqx+7dBUGXrc7zeSK3wwPHIaRThS+9OhWIXRqzs4d6k1SVU8g91DrNRWxWUGhp5KXQb2VA=="
     },
+    "node_modules/@types/node": {
+      "version": "20.19.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.0.tgz",
+      "integrity": "sha512-hfrc+1tud1xcdVTABC2JiomZJEklMcXYNTVtZLAeqTVWD+qL5jkHKT+1lOtqDdGxt+mB53DTtiz673vfjU8D1Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~6.21.0"
+      }
+    },
     "node_modules/@types/semver": {
       "version": "7.7.0",
       "resolved": "https://registry.npmjs.org/@types/semver/-/semver-7.7.0.tgz",
@@ -4084,6 +4094,13 @@
       "resolved": "https://registry.npmjs.org/@types/web-bluetooth/-/web-bluetooth-0.0.21.tgz",
       "integrity": "sha512-oIQLCGWtcFZy2JW77j9k8nHzAOpqMHLQejDA48XXMWH6tjCQHz5RCFz1bzsmROyL6PUm+LLnUiI4BCn221inxA=="
     },
+    "node_modules/@types/whatwg-mimetype": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/whatwg-mimetype/-/whatwg-mimetype-3.0.2.tgz",
+      "integrity": "sha512-c2AKvDT8ToxLIOUlN51gTiHXflsfIFisS4pO7pDPoKouJCESkhZnEy623gwP9laCy5lnLDAw1vAzu2vM2YLOrA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@typescript-eslint/eslint-plugin": {
       "version": "7.18.0",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-7.18.0.tgz",
@@ -8353,13 +8370,14 @@
       "peer": true
     },
     "node_modules/happy-dom": {
-      "version": "17.6.3",
-      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-17.6.3.tgz",
-      "integrity": "sha512-UVIHeVhxmxedbWPCfgS55Jg2rDfwf2BCKeylcPSqazLz5w3Kri7Q4xdBJubsr/+VUzFLh0VjIvh13RaDA2/Xug==",
+      "version": "18.0.1",
+      "resolved": "https://registry.npmjs.org/happy-dom/-/happy-dom-18.0.1.tgz",
+      "integrity": "sha512-qn+rKOW7KWpVTtgIUi6RVmTBZJSe2k0Db0vh1f7CWrWclkkc7/Q+FrOfkZIb2eiErLyqu5AXEzE7XthO9JVxRA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "webidl-conversions": "^7.0.0",
+        "@types/node": "^20.0.0",
+        "@types/whatwg-mimetype": "^3.0.2",
         "whatwg-mimetype": "^3.0.0"
       },
       "engines": {
@@ -13592,6 +13610,13 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/undici-types": {
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/unicode-canonical-property-names-ecmascript": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-2.0.1.tgz",
@@ -14330,15 +14355,6 @@
         "url": "https://github.com/fb55/entities?sponsor=1"
       }
     },
-    "node_modules/webidl-conversions": {
-      "version": "7.0.0",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-7.0.0.tgz",
-      "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g==",
-      "dev": true,
-      "engines": {
-        "node": ">=12"
-      }
-    },
     "node_modules/whatwg-mimetype": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-3.0.0.tgz",
diff --git a/package.json b/package.json
index 9bc1e48ea..124530564 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": "^17.6.3",
+    "happy-dom": "^18.0.1",
     "mockdate": "^3.0.5",
     "vitest": "^3.2.2"
   },