diff --git a/backup.sh b/backup.sh
index 84315be..a42b0ea 100755
--- a/backup.sh
+++ b/backup.sh
@@ -164,13 +164,7 @@ function checkExist {
     fi
 }
 
-### ncMaint - pass requested mode change type to Seafile occ
-function ncMaint {
-    sudo -u "${webUser}" php "${ncRoot}/occ" maintenance:mode --"$1" \
-        >> "$logFile" 2>&1
-    maintResult="$?"
-    return "$maintResult"
-}
+
 
 ### cleanup - cleanup files and directories created by this script
 function cleanup {