diff --git a/scripts/upgrade b/scripts/upgrade
index f8bebf2..fab726b 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -163,11 +163,8 @@ then
 		for d in * ; do
 		ynh_script_progression --message="Migrating bucket $d"
 			mv "$d" "DATA_$d"
-			mkdir "$d"
-			chmod 750 "$d"
-			chmod -R o-rwx "$d"
-			chown -R $app:www-data "$d"
 			pushd $mc_path
+				ynh_exec_warn_less sudo -u $app ./mc mb minio/"$d"
 				ynh_exec_warn_less sudo -u $app ./mc mirror --preserve "$datadir/DATA_$d" minio/"$d"
 			popd
 			ynh_secure_remove --file="DATA_$d"