1 files changed, 1 insertions, 0 deletions

diff --git a/include/usage.h b/include/usage.h
index 3363e103f..de6f03767 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -3651,6 +3651,7 @@
      "\n        -H 'prog args'  Run connection helper. E.g. openssl for encryption:" \
      "\n                        -H 'exec openssl s_client -quiet -tls1 -starttls smtp" \
      "\n                                        -connect smtp.gmail.com:25' <email.txt" \
+     "\n                                        [4<username_and_passwd.txt]" \
      "\n        -S server[:port] Server" \
         ) \
         USE_FEATURE_SENDMAIL_MAILXX( \