diff --git a/package-lock.json b/package-lock.json
index e4abf4c..21e6c0e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
         "@types/node": "^24.0.0",
         "nock": "^14.0.0-beta.5",
         "smee-client": "^2.0.0",
-        "typescript": "^5.3.3",
+        "typescript": "^6.0.0",
         "vitest": "^4.0.0"
       },
       "engines": {
@@ -3610,9 +3610,9 @@
       }
     },
     "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/package.json b/package.json
index 48e3057..c4c087c 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "nock": "^14.0.0-beta.5",
     "smee-client": "^2.0.0",
     "vitest": "^4.0.0",
-    "typescript": "^5.3.3"
+    "typescript": "^6.0.0"
   },
   "engines": {
     "node": ">= 18"