diff --git a/CHANGELOG.md b/CHANGELOG.md
index e74a7e6..8da6ee6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 Change Log
 ==========
 
-Unreleased
-----------
+v0.9.0
+------
 - Major new feature: building model queries using QuerySets
 - Refactor and expand the documentation
 - Add support for FixedString fields
diff --git a/docs/index.md b/docs/index.md
index 9b5199e..d6df2c1 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -3,6 +3,8 @@ Overview
 
 This project is simple ORM for working with the [ClickHouse database](https://clickhouse.yandex/). It allows you to define model classes whose instances can be written to the database and read from it.
 
+It was tested on Python 2.7 and 3.5.
+
 Installation
 ------------