diff --git a/package-lock.json b/package-lock.json
index 3473706..b9b583f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,7 +22,7 @@
         "@vercel/ncc": "^0.38.3",
         "@vitest/coverage-v8": "^2.1.8",
         "dotenv": "^17.2.1",
-        "typescript": "^5.8.3",
+        "typescript": "^5.9.3",
         "vitest": "^2.1.8"
       },
       "engines": {
@@ -2540,9 +2540,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
-      "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
+      "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/package.json b/package.json
index 837a182..c27e8cf 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "@vercel/ncc": "^0.38.3",
     "@vitest/coverage-v8": "^2.1.8",
     "dotenv": "^17.2.1",
-    "typescript": "^5.8.3",
+    "typescript": "^5.9.3",
     "vitest": "^2.1.8"
   }
 }