diff --git a/doc/source/drivers.rst b/doc/source/drivers.rst
index 4f73f61f..4c6a5606 100644
--- a/doc/source/drivers.rst
+++ b/doc/source/drivers.rst
@@ -10,17 +10,30 @@ API, some of them have different properties:
   features as it's possible to build a cluster of ZooKeeper that is
   resilient towards network partitions for example.
 
-* `memcached`_ is a basic implementation and provides less resiliency, though
-  it's much simpler to setup. A lot of the features provided in tooz are
-  based on timeout (heartbeats, locks, etc) so are less resilient than other
+* `memcached`_ is a basic implementation and provides little resiliency, though
+  it's much simpler to setup. A lot of the features provided in tooz are based
+  on timeout (heartbeats, locks, etc) so are less resilient than other
   backends.
 
+* `redis`_ is a basic implementation and provides little resiliency.
+  A lot of the features provided in tooz are based on timeout (heartbeats,
+  locks, etc) so are less resilient than other backends.
+
 * `ipc` is based on Posix IPC and only implements a lock mechanism for now.
   The lock can only be distributed locally to a computer processes.
 
 * `zake`_ is a driver using a fake implementation of ZooKeeper and can be
   used to use Tooz in your unit tests suite for example.
 
+* `postgresql`_ is a driver providing only distributed lock (for now)
+  and based on the PostgreSQL database server.
+
+* `mysql`_ is a driver providing only distributed lock (for now)
+  and based on the MySQL database server.
+
 .. _zookeeper: http://zookeeper.apache.org/
 .. _memcached: http://memcached.org/
 .. _zake: https://pypi.python.org/pypi/zake
+.. _redis: http://redis.io
+.. _postgresql: http://postgresql.org
+.. _mysql: http://mysql.org