diff --git a/Documentation/config.txt b/Documentation/config.txt
index 671fcbaa0f..d88fc9f635 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -3000,6 +3000,7 @@ sendemail.smtpPass::
 sendemail.suppresscc::
 sendemail.suppressFrom::
 sendemail.to::
+sendemail.tocmd::
 sendemail.smtpDomain::
 sendemail.smtpServer::
 sendemail.smtpServerPort::