Index: examples/sshguard.conf.sample
--- examples/sshguard.conf.sample.orig
+++ examples/sshguard.conf.sample
@@ -7,9 +7,11 @@
 #### REQUIRED CONFIGURATION ####
 # Full path to backend executable (required, no default)
 #BACKEND="/usr/local/libexec/sshg-fw-iptables"
+BACKEND="${TRUEPREFIX}/libexec/sshg-fw-pf"
 
 # Space-separated list of log files to monitor. (optional, no default)
 #FILES="/var/log/auth.log /var/log/authlog /var/log/maillog"
+FILES=/var/log/authlog
 
 # Shell command that provides logs on standard output. (optional, no default)
 # Example 1: ssh and sendmail from systemd journal: