diff --git a/readme.md b/readme.md
index 68744f4..2406b9d 100644
--- a/readme.md
+++ b/readme.md
@@ -11,7 +11,6 @@ Sleutel is an identity directory aims to be the one-stop shop of all authenticat
 * [ ] SAML 1.x
 * [ ] SAML 2
 * [ ] LDAP
-* [ ] Kerberos
 * [ ] RADIUS
 * [ ] [IndieAuth](https://indieweb.org/IndieAuth)
 * [ ] Web Key Directory