diff --git a/doc/tor.md b/doc/tor.md
index 86d56cffd5..6057801d34 100644
--- a/doc/tor.md
+++ b/doc/tor.md
@@ -48,6 +48,7 @@ config file):
 
 	HiddenServiceDir /var/lib/tor/bitcoin-service/
 	HiddenServicePort 8333 127.0.0.1:8333
+	HiddenServicePort 18333 127.0.0.1:18333
 
 The directory can be different of course, but (both) port numbers should be equal to
 your bitcoind's P2P listen port (8333 by default).