diff --git a/spectrum/src/sample2.cfg b/spectrum/src/sample2.cfg
index 6cad8d9d78c41019e3d73377c0ce1707ab270834..5a91d5b844dd59babf1d26cc4fd87edae0a1f150 100644
--- a/spectrum/src/sample2.cfg
+++ b/spectrum/src/sample2.cfg
@@ -14,7 +14,7 @@ jid = localhost
 password = secret
 
 # XMPP server to which Spectrum connects in gateway mode.
-# In server mode, this option is ignored.
+# To bind to all ipv4 interfaces, use server=0.0.0.0
 server = 127.0.0.1
 
 # XMPP server port.