diff --git a/scripts/change_url b/scripts/change_url
index ab60df7..f0ef135 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -33,6 +33,7 @@ final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 #db_name=$(ynh_app_setting_get --app=$app --key=db_name)
 #db_user=$db_name
 #db_pwd=$(ynh_app_setting_get --app=$app --key=db_pwd)
+port=$(ynh_app_setting_get --app=$app --key=port)
 
 #=================================================
 # BACKUP BEFORE UPGRADE THEN ACTIVE TRAP