diff --git a/package.json b/package.json
index d6c4527..e6f230c 100644
--- a/package.json
+++ b/package.json
@@ -43,13 +43,13 @@
     "@types/node": "^24.0.0",
     "@typescript-eslint/eslint-plugin": "^8.0.0",
     "@typescript-eslint/parser": "^8.0.0",
-    "@vitest/coverage-v8": "^3.0.0",
+    "@vitest/coverage-v8": "^4.0.0",
     "eslint": "^9.0.0",
     "prettier": "^3.2.4",
     "tsx": "^4.7.0",
     "typescript": "^5.3.3",
     "typescript-eslint": "^8.45.0",
-    "vitest": "^3.0.0",
+    "vitest": "^4.0.0",
     "wrangler": "^4.40.3"
   },
   "config": {