--- fail2ban-0.8.4.orig/config/action.d/sendmail-buffered.conf
+++ fail2ban-0.8.4/config/action.d/sendmail-buffered.conf
@@ -101,5 +101,5 @@
 
 # Default temporary file
 #
-tmpfile = /tmp/fail2ban-mail.txt
+tmpfile = /var/run/fail2ban/tmp-mail.txt