diff --git a/node/package-lock.json b/node/package-lock.json
index 9f8c5c9..cb16636 100644
--- a/node/package-lock.json
+++ b/node/package-lock.json
@@ -19,7 +19,7 @@
       "devDependencies": {
         "@types/express": "^5.0.6",
         "@types/node": "^25.0.1",
-        "typescript": "^5.7.2"
+        "typescript": "^5.9.3"
       }
     },
     "node_modules/@types/body-parser": {
@@ -1041,9 +1041,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.7.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.7.2.tgz",
-      "integrity": "sha512-i5t66RHxDvVN40HfDd1PsEThGNnlMCMT3jMUuoh9/0TaqWevNontacunWyN02LA9/fIbEWlcHZcgTKb9QoaLfg==",
+      "version": "5.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
+      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/node/package.json b/node/package.json
index f1a23af..e270b65 100644
--- a/node/package.json
+++ b/node/package.json
@@ -19,6 +19,6 @@
   "devDependencies": {
     "@types/express": "^5.0.6",
     "@types/node": "^25.0.1",
-    "typescript": "^5.7.2"
+    "typescript": "^5.9.3"
   }
 }