diff --git a/backup-usb b/backup-usb
index a3840c7..e847535 100755
--- a/backup-usb
+++ b/backup-usb
@@ -19,7 +19,7 @@ MAIL_TO=root@localhost
 function usage() {
 	echo "Usage : backup-usb [-d] [-s|-c|-f|-o] [-l /path/to/log.file] [-u /dev/sdX]"
 	echo " -d	Debug mode"
-	echo " -d	Status mode : print status mode"
+	echo " -s	Status mode : print status mode"
 	echo " -c	Clean status mode : try to :"
 	echo "   	 - umount device and BackupPC-FS"
 	echo "   	 - close LUKS device"