diff --git a/config/rootfiles/core/171/filelists/files b/config/rootfiles/core/171/filelists/files
index 3166edda0..49df6748f 100644
--- a/config/rootfiles/core/171/filelists/files
+++ b/config/rootfiles/core/171/filelists/files
@@ -133,3 +133,4 @@ srv/web/ipfire/cgi-bin/index.cgi
 srv/web/ipfire/cgi-bin/logs.cgi/log.dat
 srv/web/ipfire/cgi-bin/logs.cgi/urlfilter.dat
 usr/local/bin/backupiso
+var/spool/cron/root.orig
diff --git a/config/rootfiles/core/171/update.sh b/config/rootfiles/core/171/update.sh
index fc65dd851..ec0474d05 100644
--- a/config/rootfiles/core/171/update.sh
+++ b/config/rootfiles/core/171/update.sh
@@ -202,6 +202,9 @@ ldconfig
 # Filesytem cleanup
 /usr/local/bin/filesystem-cleanup
 
+# Rebuild fcrontab from scratch
+/usr/bin/fcrontab -z
+
 # Start services
 /etc/rc.d/init.d/collectd start
 /etc/rc.d/init.d/unbound start