README.md: Use IPv4 notation for localhost (#771)

2022-05-30 17:20:51 +00:00
parent cf858cc682
commit 50628af5fd
1 changed files with 1 additions and 1 deletions
@@ -104,7 +104,7 @@ match mailer.send(&email) {
 ## Testing

 The `lettre` tests require an open mail server listening locally on port 2525 and the `sendmail` command. If you have python installed 
-such a server can be launched with `python -m smtpd -n -c DebuggingServer localhost:2525`
+such a server can be launched with `python -m smtpd -n -c DebuggingServer 127.0.0.1:2525`

 Alternatively only unit tests can be run by doing `cargo test --lib`.