diff --git a/package-lock.json b/package-lock.json
index 7ece995..00eb6c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "@nextcloud/browserslist-config": "^3.0.1",
         "jest": "^29.7.0",
         "typedoc": "^0.26.10",
-        "typescript": "^5.4.5"
+        "typescript": "^5.9.2"
       }
     },
     "node_modules/@ampproject/remapping": {
@@ -4202,9 +4202,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.4.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
-      "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
+      "version": "5.9.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
+      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -7623,9 +7623,9 @@
       }
     },
     "typescript": {
-      "version": "5.4.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.4.5.tgz",
-      "integrity": "sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==",
+      "version": "5.9.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
+      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
       "dev": true
     },
     "uc.micro": {
diff --git a/package.json b/package.json
index d1f7502..c6aac2a 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "@nextcloud/browserslist-config": "^3.0.1",
     "jest": "^29.7.0",
     "typedoc": "^0.26.10",
-    "typescript": "^5.4.5"
+    "typescript": "^5.9.2"
   },
   "browserslist": [
     "extends @nextcloud/browserslist-config"