diff --git a/README.md b/README.md
index be8c023..cee8f6a 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ Basic workflow:
 - write your name
 - rinse and repeat
 
-It's recommended to login with username **admin** and password **ibt2**, go to your personal page and change the password, if you've just installed ibt2.
+It's recommended to login with username **admin** and password **ibt2**, go to your personal page and change the password, if you've just installed ibt2. The *admin* user can grant super cow powers to any other user.
 
 # Demo