diff --git a/package.json b/package.json
index a07c075..9f48b00 100644
--- a/package.json
+++ b/package.json
@@ -12,6 +12,7 @@
     "test:watch": "jest --watchAll"
   },
   "devDependencies": {
+    "@types/jest": "^29.4.0",
     "@types/node": "^18.11.18",
     "jest": "^29.4.1",
     "ts-jest": "^29.0.5",