diff --git a/scripts/backup b/scripts/backup
index 9256a36..0c017ab 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -10,6 +10,7 @@ source ../settings/scripts/_common.sh
 app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get "$app" domain)
 final_path=$(ynh_app_setting_get "$app" final_path)
+conf_file=$(ynh_app_setting_get "$app" conf_file)
 
 # Backup sources & data
 ynh_backup "${final_path}/$APPNAME"