diff --git a/reference-apps/typescript-api-first/package-lock.json b/reference-apps/typescript-api-first/package-lock.json
index 37c65a4..f492d88 100644
--- a/reference-apps/typescript-api-first/package-lock.json
+++ b/reference-apps/typescript-api-first/package-lock.json
@@ -35,7 +35,7 @@
         "supertest": "^7.2.2",
         "ts-jest": "^29.4.12",
         "ts-node": "^10.9.2",
-        "typescript": "^5.3.3"
+        "typescript": "^6.0.3"
       },
       "engines": {
         "node": ">=18.0.0"
@@ -7898,9 +7898,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.3.tgz",
+      "integrity": "sha512-y2TvuxSZPDyQakkFRPZHKFm+KKVqIisdg9/CZwm9ftvKXLP8NRWj38/ODjNbr43SsoXqNuAisEf1GdCxqWcdBw==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/reference-apps/typescript-api-first/package.json b/reference-apps/typescript-api-first/package.json
index 5909117..bb402ae 100644
--- a/reference-apps/typescript-api-first/package.json
+++ b/reference-apps/typescript-api-first/package.json
@@ -46,7 +46,7 @@
     "supertest": "^7.2.2",
     "ts-jest": "^29.4.12",
     "ts-node": "^10.9.2",
-    "typescript": "^5.3.3"
+    "typescript": "^6.0.3"
   },
   "overrides": {
     "js-yaml": "^4.1.1"