diff --git a/backup.sh b/backup.sh
index 0a78d2b..897230e 100755
--- a/backup.sh
+++ b/backup.sh
@@ -24,13 +24,13 @@
 tar -cjf ${backup_dir}/conf/${DATE}.tbz2 openhab.conf
 
 # openHAB conf
-tar -C data -cjf ${backup_dir}/data/conf/${DATE}.tbz2 conf
+tar -C ${SCRIPT_DIR}/data -cjf ${backup_dir}/data/conf/${DATE}.tbz2 conf
 
 # openHAB addons
-tar -C data -cjf ${backup_dir}/data/addons/${DATE}.tbz2 addons
+tar -C ${SCRIPT_DIR}/data -cjf ${backup_dir}/data/addons/${DATE}.tbz2 addons
 
 # openHAB userdata
-tar -C data -cjf ${backup_dir}/data/userdata/${DATE}.tbz2 userdata
+tar -C ${SCRIPT_DIR}/data --exclude='userdata/backup' --exclude='userdata/logs' -cjf ${backup_dir}/data/userdata/${DATE}.tbz2 userdata
 
 # delete all files older 30 days
 find ${backupDir} -iname "*.tbz2" -type f -mtime +30 -exec rm {} \; > /dev/null