diff --git a/Production-Setup.md b/Production-Setup.md
index 70f090f..e8d295c 100644
--- a/Production-Setup.md
+++ b/Production-Setup.md
@@ -27,7 +27,7 @@ Make sure the ports are open. By default
 
 If you have multi-homed servers (many IP addresses and interfaces), you need
 to ensure SeaweedFS uses the correct IP, for cluster communication. Append
-`-ip=123.45.67.89` to specify the appropriate address. 
+`-ip=xx.xx.xx.xx` to specify the appropriate address. 
 
 ### For single node setup