diff --git a/docs/source/index.rst b/docs/source/index.rst
index c2be159..0a564d6 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -3,7 +3,7 @@
 Welcome to ndnSIM NS-3 based NDN simulator
 ==========================================
 
-We invite you to `join our mailing list <http://www.lists.cs.ucla.edu/mailman/listinfo/ndnsim>`_ to see and participate in discussions about ndnSIM implementation and simulations in general (`mailing list archives <http://www.lists.cs.ucla.edu/pipermail/ndnsim/>`_). 
+We invite you to `join our mailing list <http://www.lists.cs.ucla.edu/mailman/listinfo/ndnsim>`_ to see and participate in discussions about ndnSIM implementation and simulations in general (`mailing list archives <http://www.lists.cs.ucla.edu/pipermail/ndnsim/>`_).
 
 
 Contents:
@@ -14,6 +14,7 @@
    intro
    getting-started
    helpers
+   cs
    fw
    applications
    examples