diff --git a/Failover-Master-Server.md b/Failover-Master-Server.md
index 6d8eb6b..1406727 100644
--- a/Failover-Master-Server.md
+++ b/Failover-Master-Server.md
@@ -9,11 +9,11 @@ Luckily, it's not too difficult to enable Weed File System with failover master
 This section is a quick way to start 3 master servers and 3 volume servers. All done!
 
 ```bash
-weed server -master.port=9333 -dir=./1 -volume.port=8080 \ 
+weed server -master.ip=localhost -master.port=9333 -dir=./1 -volume.port=8080 \ 
   -master.peers=localhost:9333,localhost:9334,localhost:9335
-weed server -master.port=9334 -dir=./2 -volume.port=8081 \ 
+weed server -master.ip=localhost -master.port=9334 -dir=./2 -volume.port=8081 \ 
   -master.peers=localhost:9333,localhost:9334,localhost:9335
-weed server -master.port=9335 -dir=./3 -volume.port=8082 \ 
+weed server -master.ip=localhost -master.port=9335 -dir=./3 -volume.port=8082 \ 
   -master.peers=localhost:9333,localhost:9334,localhost:9335
 ```