diff --git a/scripts/upgrade b/scripts/upgrade
index 0c71a45..0fbd3f6 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -137,8 +137,8 @@ if ynh_compare_current_package_version --comparison lt --version 2022.12.12~ynh1
 then
 	ynh_script_progression --message="Moving old Filesystem to secure MinIO start"
 	tmp="/tmp/minio"
-	mv "$datadir/" "$tmp"
-	mkdir "$datadir"
+	ynh_exec_warn_less cp -Ra "$datadir/*" "$tmp"
+	ynh_exec_warn_less mkdir "$datadir"
 	chmod 750 "$datadir"
 	chmod -R o-rwx "$datadir"
 	chown -R $app:www-data "$datadir"