diff --git a/package.json b/package.json
index abf2c42..8d71264 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,7 @@
     "lint-staged": "^17.0.8",
     "prettier": "^3.8.3",
     "typescript": "^7.0.2",
-    "vitest": "^4.1.9"
+    "vitest": "^5.0.0"
   },
   "opencode": {
     "type": "plugin",