diff --git a/packages/trilean/package.json b/packages/trilean/package.json
index db9922d..36aed44 100644
--- a/packages/trilean/package.json
+++ b/packages/trilean/package.json
@@ -102,6 +102,6 @@
     "turbo": "^2.10.12",
     "typescript": "^6.0.3",
     "typescript-eslint": "^8.68.0",
-    "vitest": "^4.1.11"
+    "vitest": "^5.0.0"
   }
 }