diff --git a/package.json b/package.json
index 0a0e4a2..7f6eff8 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,6 @@
         "@stegripe/biomejs-config": "^1.1.0",
         "@types/node": "^24.13.3",
         "rimraf": "^6.1.3",
-        "typescript": "^5.9.3"
+        "typescript": "^6.0.3"
     }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 467c3cb..7baa84e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -21,8 +21,8 @@ importers:
         specifier: ^6.1.3
         version: 6.1.3
       typescript:
-        specifier: ^5.9.3
-        version: 5.9.3
+        specifier: ^6.0.3
+        version: 6.0.3
 
 packages:
 
@@ -133,8 +133,8 @@ packages:
     engines: {node: 20 || >=22}
     hasBin: true
 
-  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
 
@@ -224,6 +224,6 @@ snapshots:
       glob: 13.0.3
       package-json-from-dist: 1.0.1
 
-  typescript@5.9.3: {}
+  typescript@6.0.3: {}
 
   undici-types@7.18.2: {}