diff --git a/README.md b/README.md
index c9102260..c20551a0 100644
--- a/README.md
+++ b/README.md
@@ -543,7 +543,7 @@ putMessageTool.disable()
 
 const upgradeAuthTool = server.tool(
   "upgradeAuth",
-  { permission: z.enum(["write', vadmin"])},
+  { permission: z.enum(["write', admin"])},
   // Any mutations here will automatically emit `listChanged` notifications
   async ({ permission }) => {
     const { ok, err, previous } = await upgradeAuthAndStoreToken(permission)