diff --git a/README.md b/README.md
index cbe9097..e7efbe1 100644
--- a/README.md
+++ b/README.md
@@ -18,10 +18,6 @@
 Building ONOS
 -------------
 
-0. Install custom jars and dependencies (needs to be run only once)
-
-        $ ./setup-local-maven.sh
-
 1. Cleanly build ONOS
 
         $ mvn clean
@@ -30,8 +26,8 @@
     NOTE: installing maven for the first time may switch java version
     from 1.7 to 1.6. This might prevent Cassandra to run.
 
-Dependencies
-------------
+External Dependencies
+---------------------
 1. Zookeeper
 
     Download and install apache-zookeeper-3.4.5:
@@ -112,6 +108,20 @@
         $ ./start-rest.sh status
 
 
+Developping ONOS in offline environment (Optional)
+---------------------------------------------------------------------------
+
+Maven need the Internet connection to download required dependencies and plugins,
+when they're used for the first time.
+
+If you need to develop ONOS in an Internet unreachable environment
+you may want to run the following helper script before you go offline,
+so that required dependencies and plugins for frequently used maven target will be
+downloaded to your local environment.
+
+        $ ./prep-for-offline.sh
+
+
 Running in offline mode (Optional)
 ----------------------------------