diff --git a/package.json b/package.json
index 73764c7..62cecf3 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "eslint": "^9.15.0",
     "tsx": "^4.19.2",
     "typescript": "^5.6.3",
-    "vitest": "^2.1.5"
+    "vitest": "^4.1.8"
   },
   "engines": {
     "node": ">=18.0.0"