i have been trying to setup a cron job with Curl but it always come back with the same message

here's the cron command

curl -s --user-agent local http://www.mywebsite.com/mail-test.php> /home/user/cron.log


and here's the error message from cron.log

% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed

0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0
111 334 111 334 0 0 4659 0 --:--:-- --:--:-- --:--:-- 163k


403 Forbidden

Forbidden
You don't have permission to access /test-mail.php
on this server.
Additionally, a 404 Not Found
error was encountered while trying to use an ErrorDocument to handle the request.


is there something wrong with my command

it runs fine on my browser address bar but not on cron

any help appreciated