--- acct        2020-07-02 13:07:27.658062896 +0000
+++ /etc/cron.monthly/acct      2020-07-02 13:07:39.450114827 +0000
@@ -32,8 +32,6 @@
                        WTMP="`tempfile`"
 
                        gunzip -c /var/log/wtmp.1.gz > "${WTMP}"
-               else
-                       WTMP=/var/log/wtmp
                fi
 
                ac -f "${WTMP}" -p | sort -nr -k2 >> /var/log/wtmp.report