diff --git a/archlinux.sh b/archlinux.sh
index f285212..39e7e0e 100755
--- a/archlinux.sh
+++ b/archlinux.sh
@@ -25,10 +25,9 @@ exec 9>"${lock}"
 flock -n 9 || exit
 
 # only run rsync when there are changes
-#if diff -b <(curl -s "$lastupdate_url") "$target/lastupdate" >/dev/null; then
-#	echo "rsync was not needed" >> $logfile
-#	date +%s > $target/lastsync
-#else
+if diff -b <(curl -s "$lastupdate_url") "$target/lastupdate" >/dev/null; then
+	echo "rsync was not needed" >> $logfile
+else
 	echo "running rsync" >> $logfile
 
 	if ! stty &>/dev/null; then
@@ -41,8 +40,9 @@ flock -n 9 || exit
 		--exclude='*.links.tar.gz*' \
 		${source} \
 		"${target}" &>> $logfile || fatal "Failed to sync." 
-#fi
+fi
 
+date +%s > $target/lastsync
 echo "lastsync: $(date -d @$(cat ${target}/lastsync))" >> $logfile