diff --git a/package.json b/package.json
index 08e1ec5..3546bad 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "jsdom": "^25.0.0",
     "typescript": "^5.6.2",
     "vite-tsconfig-paths": "^5.1.4",
-    "vitest": "^3.0.5"
+    "vitest": "^4.0.0"
   },
   "scripts": {
     "exercise": "tt-cli run",