diff --git a/typescript/package.json b/typescript/package.json
index d68d1634..d240cf74 100644
--- a/typescript/package.json
+++ b/typescript/package.json
@@ -1,6 +1,6 @@
 {
   "private": true,
   "dependencies": {
-    "typescript": "5.5.3"
+    "typescript": "5.9.3"
   }
 }
diff --git a/typescript/pnpm-lock.yaml b/typescript/pnpm-lock.yaml
index 54923251..02e093bb 100644
--- a/typescript/pnpm-lock.yaml
+++ b/typescript/pnpm-lock.yaml
@@ -9,16 +9,16 @@ importers:
   .:
     dependencies:
       typescript:
-        specifier: 5.5.3
-        version: 5.5.3
+        specifier: 5.9.3
+        version: 5.9.3
 
 packages:
 
-  typescript@5.5.3:
-    resolution: {integrity: sha512-/hreyEujaB0w76zKo6717l3L0o/qEUtRgdvUBvlkhoWeOVMjMuHNHk0BRBzikzuGDqNmPQbg5ifMEqsHLiIUcQ==}
+  typescript@5.9.3:
+    resolution: {integrity: sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==}
     engines: {node: '>=14.17'}
     hasBin: true
 
 snapshots:
 
-  typescript@5.5.3: {}
+  typescript@5.9.3: {}