diff --git a/package-lock.json b/package-lock.json
index e78785d..86de2c2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -40,7 +40,7 @@
         "jest": "^30.1.3",
         "prettier": "3.8.1",
         "ts-jest": "^29.1.4",
-        "typescript": "~5.9.2",
+        "typescript": "~6.0.2",
         "typescript-eslint": "^8.58.0"
       },
       "engines": {
@@ -6403,9 +6403,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-6.0.2.tgz",
+      "integrity": "sha512-bGdAIrZ0wiGDo5l8c++HWtbaNCWTS4UTv7RaTH/ThVIgjkveJt83m74bBHMJkuCbslY8ixgLBVZJIOiQlQTjfQ==",
       "dev": true,
       "license": "Apache-2.0",
       "bin": {
diff --git a/package.json b/package.json
index 70d58e6..cafb522 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "jest": "^30.1.3",
     "prettier": "3.8.1",
     "ts-jest": "^29.1.4",
-    "typescript": "~5.9.2",
+    "typescript": "~6.0.2",
     "typescript-eslint": "^8.58.0"
   },
   "homepage": "https://github.com/Azure/openapi-diff",