diff --git a/package.json b/package.json
index 7be53d4..cd060b9 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "esbuild": "^0.28.0",
     "fs-fixture": "^2.13.0",
     "prettier": "^3.8.3",
-    "typescript": "^5.9.3",
+    "typescript": "^6.0.3",
     "vitest": "^4.1.4"
   },
   "packageManager": "pnpm@10.33.0"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 8ba29ee..c60f0a5 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -55,8 +55,8 @@ importers:
         specifier: ^3.8.3
         version: 3.8.3
       typescript:
-        specifier: ^5.9.3
-        version: 5.9.3
+        specifier: ^6.0.3
+        version: 6.0.3
       vitest:
         specifier: ^4.1.4
         version: 4.1.4(@types/node@24.12.2)(vite@7.0.6(@types/node@24.12.2))
@@ -803,8 +803,8 @@ packages:
     resolution: {integrity: sha512-Bf+ILmBgretUrdJxzXM0SgXLZ3XfiaUuOj/IKQHuTXip+05Xn+uyEYdVg0kYDipTBcLrCVyUzAPz7QmArb0mmw==}
     engines: {node: '>=14.0.0'}
 
-  typescript@5.9.3:
-    resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
+  typescript@6.0.3:
+    resolution: {integrity: sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==}
     engines: {node: '>=14.17'}
     hasBin: true
 
@@ -1494,7 +1494,7 @@ snapshots:
 
   tinyrainbow@3.1.0: {}
 
-  typescript@5.9.3: {}
+  typescript@6.0.3: {}
 
   uglify-js@3.19.3:
     optional: true