diff --git a/admin/pages/mailer.php b/admin/pages/mailer.php
index cf8ef241..d9cf8888 100644
--- a/admin/pages/mailer.php
+++ b/admin/pages/mailer.php
@@ -22,7 +22,7 @@ if (!setting('core.mail_enabled')) {
 	return;
 }
 
-$mail_to = isset($_REQUEST['mail_to']) ? stripslashes(trim($_REQUEST['mail_to'])) : null;
+$mail_to = isset($_POST['mail_to']) ? stripslashes(trim($_POST['mail_to'])) : null;
 $mail_subject = isset($_POST['mail_subject']) ? stripslashes($_POST['mail_subject']) : null;
 $mail_content = isset($_POST['mail_content']) ? stripslashes($_POST['mail_content']) : null;