diff --git a/kms/auth-mock/package.json b/kms/auth-mock/package.json
index 8e13398c..7ffedab2 100644
--- a/kms/auth-mock/package.json
+++ b/kms/auth-mock/package.json
@@ -26,7 +26,7 @@
     "openapi-types": "12.1.3",
     "oxlint": "0.9.10",
     "typescript": "5.8.3",
-    "vitest": "1.6.1"
+    "vitest": "4.1.0"
   },
   "type": "module"
 }