diff --git a/package.json b/package.json
index 3637462..1284fd9 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "prettier": "3.8.1",
     "npm-run-all2": "^8.0.4",
     "ts-node": "10.9.2",
-    "typescript": "5.9.3",
+    "typescript": "6.0.3",
     "web-ext": "9.2.0",
     "webextension-polyfill": "0.12.0"
   }