diff --git a/examples/app/package.json b/examples/app/package.json
index 000990b843..0c62ee1181 100644
--- a/examples/app/package.json
+++ b/examples/app/package.json
@@ -34,7 +34,7 @@
     "constructs": "^10.4.2",
     "source-map-support": "^0.5.21",
     "tsx": "^4.20.3",
-    "typescript": "^5.8.3",
+    "typescript": "^5.9.2",
     "vitest": "^3.0.5"
   },
   "dependencies": {
@@ -52,6 +52,6 @@
     "aws-cdk": "^2.1023.0",
     "constructs": "^10.4.2",
     "esbuild": "^0.25.8",
-    "typescript": "^5.8.3"
+    "typescript": "^5.9.2"
   }
 }
diff --git a/package-lock.json b/package-lock.json
index 6bf233ecf7..3b7795ce81 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38,7 +38,7 @@
         "middy6": "npm:@middy/core@^6.0.0",
         "typedoc": "^0.28.9",
         "typedoc-plugin-missing-exports": "^4.0.0",
-        "typescript": "^5.8.3",
+        "typescript": "^5.9.2",
         "vitest": "^3.0.9"
       },
       "engines": {
@@ -64,7 +64,7 @@
         "aws-cdk": "^2.1023.0",
         "constructs": "^10.4.2",
         "esbuild": "^0.25.8",
-        "typescript": "^5.8.3"
+        "typescript": "^5.9.2"
       },
       "devDependencies": {
         "@types/aws-lambda": "^8.10.152",
@@ -73,7 +73,7 @@
         "constructs": "^10.4.2",
         "source-map-support": "^0.5.21",
         "tsx": "^4.20.3",
-        "typescript": "^5.8.3",
+        "typescript": "^5.9.2",
         "vitest": "^3.0.5"
       }
     },
@@ -18414,9 +18414,9 @@
       }
     },
     "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": "5.9.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.2.tgz",
+      "integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
       "devOptional": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index 52b8bcec61..da74d9b092 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "middy6": "npm:@middy/core@^6.0.0",
     "typedoc": "^0.28.9",
     "typedoc-plugin-missing-exports": "^4.0.0",
-    "typescript": "^5.8.3",
+    "typescript": "^5.9.2",
     "vitest": "^3.0.9"
   },
   "lint-staged": {