diff --git a/scripts/upgrade b/scripts/upgrade
index 8ab0fb5..4b0c4ae 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -21,7 +21,6 @@ app=$YNH_APP_INSTANCE_NAME
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 admin=$(ynh_app_setting_get --app=$app --key=admin)
-is_public=$(ynh_app_setting_get --app=$app --key=is_public)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 language=$(ynh_app_setting_get --app=$app --key=language)
 db_name=$(ynh_app_setting_get --app=$app --key=db_name)