diff --git a/contrib/tunnels.conf b/contrib/tunnels.conf
index be8681dc..cd6cc910 100644
--- a/contrib/tunnels.conf
+++ b/contrib/tunnels.conf
@@ -31,3 +31,4 @@ keys = irc-keys.dat
 #keys = pop3-keys.dat
 
 # see more examples in /usr/share/doc/i2pd/configuration.md.gz
+# or at https://i2pd.readthedocs.io/en/latest/user-guide/tunnels/