diff --git a/scripts/backup b/scripts/backup
index d2a3c69..cc94aa4 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -29,8 +29,8 @@ ynh_backup "/etc/cron.d/${app}" "cron.conf"
 ynh_backup "/etc/systemd/system/mastodon-web.service" "systemd_web.service"
 ynh_backup "/etc/systemd/system/mastodon-sidekiq.service" "systemd_sidekiq.service"
 ynh_backup "/etc/systemd/system/mastodon-streaming.service" "systemd_streaming.service"
-ynh_backup "/etc/apt/sources.list.d/backports.list" "backports.list"
-ynh_backup "/etc/apt/sources.list.d/yarn.list" "yarn.list"
+ynh_backup "/etc/apt/sources.list.d/backports.list" "apt_backports.list"
+ynh_backup "/etc/apt/sources.list.d/yarn.list" "apt_yarn.list"
 
 # Backup db
 sudo su - postgres <<COMMANDS