diff --git a/roles/s-backup/files/backup.sh b/roles/s-backup/files/backup.sh
index 13f4b5a..24a32e4 100755
--- a/roles/s-backup/files/backup.sh
+++ b/roles/s-backup/files/backup.sh
@@ -6,7 +6,7 @@ SWIN=/tmp/s-win
 [ -d "${BDIR}" ] || mkdir "${BDIR}/s-win"
 [ -d "${SWIN}" ] || mkdir "${SWIN}"
 
-mount -t cifs -o ro,vers3.0,username=u-backup,password=Azerty1+ //s-win/commun "${SWIN}"
+mount -t cifs -o ro,vers=3.0,username=u-backup,password=Azerty1+ //s-win/commun "${SWIN}"
 if [ $? != 0 ] ; then
 	echo "$0 : erreur montage ${SWIN}"
 	exit 1
@@ -15,7 +15,7 @@ rsync -av "${SWIN}/" "${BDIR}/s-win/commun"
 umount "${SWIN}"
 
 
-mount -t cifs -o ro,vers3.0,username=u-backup,password=Azerty1+ //s-win/public "${SWIN}"
+mount -t cifs -o ro,vers=3.0,username=u-backup,password=Azerty1+ //s-win/public "${SWIN}"
 if [ $? != 0 ] ; then
 	echo "$0 : erreur montage"
 	exit 2