diff --git a/docs/rolereference.rst b/docs/rolereference.rst
index ccd94bd0068ea43c3f230414e1515229d1b3c357..7ce18ec09981b14fff4ddc8323099ab8c8424b1e 100644
--- a/docs/rolereference.rst
+++ b/docs/rolereference.rst
@@ -1645,9 +1645,10 @@ The role implements the following:
 * Adds website administrator to website's group, so administrator could manage
   the code and data.
 * Installs additional packages required for running the role (as configured).
-* Sets-up a dedicated Python virtual environment for website.
+* Sets-up a dedicated Python virtual environment for website. Python
+  version can be specified (default is Python 2).
 * Install ``futures`` package in Python virtual environment (required for
-  Gunicorn in combination withg Python 2.7).
+  Gunicorn in combination with Python 2.7).
 * Install Gunicorn in Python virtual environment.
 * Installs additional packages required for running the role in Python virtual
   environment (as configured).
@@ -1758,11 +1759,11 @@ Parameters
   for calculating the user/group name for dedicated website user, as well as
   home directory of the website user (where data/code should be stored at).
 
-**futures_version** (string, optional, ``3.1.1``)
+**futures_version** (string, optional, ``3.2.0``)
   Version of ``futures`` package to deploy in virtual environment. Required by
   Gunicorn when using Python 2.7. Default version is tested with the test site.
 
-**gunicorn_version** (string, optional, ``19.7.1``)
+**gunicorn_version** (string, optional, ``19.9.0``)
   Version of Gunicorn to deploy in virtual environment for running the WSGI
   application. Default version is tested with the test site.
 
@@ -1786,6 +1787,9 @@ Parameters
   forget to surround them by another set of quotes for YAML syntax, for example
   ``"\"\""`` or ``'""'``).
 
+**python_version** (string, optional, ``2``)
+  Python version to use when setting-up the Python virtual environment.
+
 **rewrites** (list, optional, ``[]``)
   A list of rewrite rules that are applied to incoming requests. Each element of
   the list should be a string value compatible with the format of ``nginx``