update prereq.
diff --git a/README.rst b/README.rst
index 0a1673e..09a181e 100644
--- a/README.rst
+++ b/README.rst
@@ -3,24 +3,26 @@
A cookiecutter_ template for Salt Formula.
-Installation
+Usage
============
.. code-block:: bash
- pip install cookiecutter
-
cookiecutter cookiecutter-salt-formula
Init Kitchen CI
===============
-Install prerequisite (Render jinja2 templates on the command line with shell environment variables)
+Install prerequisites.
+- `envtpl` is renders jinja2 templates on the command line with shell environment variables.
+- gems required dpends on driver configured to be used (docker by default)
.. code-block:: bash
+ pip install cookiecutter
pip install envtpl
+ gem install kitchen-docker kitchen-vagrant kitchen-salt kitchen-openstack kitchen-inspec busser-serverspec
Once you create your `tests/pillar` structure (required if you want to auto populate kitchen test suites)