diff --git a/backup.sh b/backup.sh
index 4354812..4521023 100755
--- a/backup.sh
+++ b/backup.sh
@@ -3,7 +3,6 @@
 
 # backup directory
 backupDir=$PWD/backup
-mkdir -p ${backupDir}
 mkdir -p ${backupDir}/app
 mkdir -p ${backupDir}/conf
 mkdir -p ${backupDir}/data