diff --git a/scripts/backup b/scripts/backup
index 6be9da8..12a7499 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -26,6 +26,7 @@ app=$YNH_APP_INSTANCE_NAME
 final_path=$(ynh_app_setting_get $app final_path)
 domain=$(ynh_app_setting_get $app domain)
 firmware_nonfree=$(ynh_app_setting_get $app firmware_nonfree)
+service_name=$(ynh_app_setting_get $app service_name)
 
 #=================================================
 # STANDARD BACKUP STEPS