diff --git a/README.md b/README.md
index 297361d..a638b7a 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ It is designed to demonstrate WebRTC video calls between androids and/or desktop
 
 ## How To
 
-You need [ProjectRTC](https://github.com/pchab/ProjectRTC) up and running, and it must be somewhere that your android can access. (You can quickly test this with your android browser).
+You need [ProjectRTC](https://github.com/pchab/ProjectRTC) up and running, and it must be somewhere that your android can access. (You can quickly test this with your android browser). Modify the host string (in res/values/strings.xml) to the server IP.
 
 When you launch the app, you will be given several options to send a message : "Call someone"
 Use this menu to send a link of your stream. This link can be opened with a WebRTC-capable browser or by another AndroidRTC.