diff --git a/pages/common/sendmail.md b/pages/common/sendmail.md
index e279eb10d9..74d2a0b543 100644
--- a/pages/common/sendmail.md
+++ b/pages/common/sendmail.md
@@ -4,12 +4,12 @@
 
 - Send a message with the content of message.txt to the mail folder of local user `user_name`:
 
-`sendmail user_name < message.txt`
+`sendmail {{user_name}} < {{message.txt}}`
 
 - Send an email from you@yourdomain.com (assuming the mail server is configured for this) to test@gmail.com containing the message in `message.txt`:
 
-`sendmail -f you@yourdomain.com test@gmail.com < message.txt`
+`sendmail -f {{you@yourdomain.com}} {{test@gmail.com}} < {{message.txt}}`
 
 - Send an email from you@yourdomain.com (assuming the mail server is configured for this) to test@gmail.com containing the file `file.zip`:
 
-`sendmail -f you@yourdomain.com test@gmail.com < file.zip`
+`sendmail -f {{you@yourdomain.com}} {{test@gmail.com}} < {{file.zip}}`