diff --git a/sendmail/help/opt_MaxRecipientsPerMessage.html b/sendmail/help/opt_MaxRecipientsPerMessage.html
new file mode 100644
index 000000000..8480e0ca4
--- /dev/null
+++ b/sendmail/help/opt_MaxRecipientsPerMessage.html
@@ -0,0 +1,7 @@
+Max recipients per message
+
+This option limits the number of recipients (To, Cc and Bcc addresses) that a
+single message can have. An email with more recipients than this limit will be
+rejected.