diff --git a/package.json b/package.json
index 75e8252..a5a683b 100644
--- a/package.json
+++ b/package.json
@@ -24,6 +24,6 @@
   },
   "devDependencies": {
     "@types/node": "13.13.28",
-    "typescript": "4.0.3"
+    "typescript": "4.9.5"
   }
 }