diff --git a/package.json b/package.json
index 7a08dd3..aac76c1 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "@types/node": "^22.0.0",
     "typescript": "^5.6.0",
     "tsup": "^8.3.0",
-    "vitest": "^2.1.0",
+    "vitest": "^4.1.4",
     "bun-types": "latest"
   },
   "keywords": [