diff --git a/backend/CHANGELOG.rst b/backend/CHANGELOG.rst
new file mode 100644
index 0000000..3d14665
--- /dev/null
+++ b/backend/CHANGELOG.rst
@@ -0,0 +1,16 @@
+.. :changelog:
+
+History
+-------
+
+0.9.1 (2016-XX-XX)
+++++++++++++++++++
+
+* Added suppot for "NOT' operator in rule engine
+* Various bugfixes
+
+
+0.9.0 (2016-06-29)
+++++++++++++++++++
+
+* first tagged public release
diff --git a/backend/CHANGES.txt b/backend/CHANGES.txt
deleted file mode 100644
index 35a34f3..0000000
--- a/backend/CHANGES.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-0.0
----
-
--  Initial version