diff --git a/HowtoPHP.md b/HowtoPHP.md
index 13de54c8..91f95bc8 100644
--- a/HowtoPHP.md
+++ b/HowtoPHP.md
@@ -730,3 +730,8 @@ Il faut configurer la variable *sendmail_path* à /bin/true comme ceci, par exem
 php_admin_value sendmail_path "/bin/true -t -i -f www-foo"
 ~~~
 
+* Désactiver la fonction mail()
+
+~~~
+php_admin_value sendmail_path "/bin/true"
+~~~