diff --git a/mutt/templates/Muttrc.local.erb b/mutt/templates/Muttrc.local.erb
index af16b30..52499b5 100644
--- a/mutt/templates/Muttrc.local.erb
+++ b/mutt/templates/Muttrc.local.erb
@@ -3,5 +3,7 @@ set use_8bitmime
 
 set hostname=<%= mail_domain %>
 
+set imap_authenticators="gssapi:plain"
+
 set spoolfile=imaps://${USER}@<%= mail_server %>/INBOX
 set folder=imaps://${USER}@<%= mail_server %>