diff --git a/tools/arkmanager b/tools/arkmanager
index 3dce3ac..267c851 100755
--- a/tools/arkmanager
+++ b/tools/arkmanager
@@ -1161,7 +1161,7 @@ doBackup(){
     echo -e "${NORMAL}[ ${RED}FAILED${NORMAL} ]"
   fi
 #Tar the files and remove the original Backup Directory.  Saves about 50MB of disk space per backup
- tar -zcvf "${arkbackupdir}/${datestamp}.tar.gz" -C "${arkbackupdir}" "${datestamp}"
+ tar -jcvf "${arkbackupdir}/${datestamp}.tar.bz2" -C "${arkbackupdir}" "${datestamp}"
 rm -rf ${backupdir}
 
 }