diff --git a/share/mutt-wizard.muttrc b/share/mutt-wizard.muttrc
index dc58c48..3dd2f6c 100644
--- a/share/mutt-wizard.muttrc
+++ b/share/mutt-wizard.muttrc
@@ -5,7 +5,7 @@
 # If you want to override any settings, set those in your muttrc.
 set mailcap_path = /usr/local/share/mutt-wizard/mailcap
 set date_format="%y/%m/%d %I:%M%p"
-set index_format="%2C %zs %?X?A& ? %D %-15.15F %s (%-4.4c)"
+set index_format="%2C %Z %?X?A& ? %D %-15.15F %s (%-4.4c)"
 set sort = 'reverse-date'
 set smtp_authenticators = 'gssapi:login'
 set query_command = "abook --mutt-query '%s'"