diff --git a/scripts/upgrade b/scripts/upgrade
index dc4d419..76c7c59 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -17,7 +17,6 @@ app=$YNH_APP_INSTANCE_NAME
 
 domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
-is_public=$(ynh_app_setting_get --app=$app --key=is_public)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 
 #=================================================