diff --git a/package.json b/package.json
index 8a900e7..1461d25 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
   },
   "devDependencies": {
     "mocha": "10.1.0",
-    "typescript": "4.8.4"
+    "typescript": "4.9.3"
   },
   "dependencies": {
     "@types/node": "^18.0.6",