diff --git a/config/mailer.js b/config/mailer.js
index 012c00c77871abaddd111a16e854300a4732b0d7..d7c6faf0983428c4e15944cf5d85fa68ee5c158f 100644
--- a/config/mailer.js
+++ b/config/mailer.js
@@ -9,6 +9,7 @@ var smtpTransport = nodemailer.createTransport({
     host: config.mailer.host,
     secure: config.mailer.secureConnection,
     port: config.mailer.port,
+    requireTLS: config.mailer.TLS,
     auth: {
       type: 'custom',
       method: 'NTLM',