diff --git a/package-lock.json b/package-lock.json
index ec97b2a..4d56ebb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,7 +19,7 @@
         "prettier": "^3.6.2",
         "rimraf": "^6.0.1",
         "tsx": "^4.20.6",
-        "typescript": "^5.8.3",
+        "typescript": "^5.9.3",
         "typescript-eslint": "^8.41.0",
         "vitest": "^3.1.4"
       }
@@ -3805,9 +3805,9 @@
       }
     },
     "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 a6927d9..536ec66 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "prettier": "^3.6.2",
     "rimraf": "^6.0.1",
     "tsx": "^4.20.6",
-    "typescript": "^5.8.3",
+    "typescript": "^5.9.3",
     "typescript-eslint": "^8.41.0",
     "vitest": "^3.1.4"
   },