add changelog entry
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 1801f33..f570281 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -11,6 +11,8 @@
for :class:`~cryptography.hazmat.primitives.ciphers.algorithms.AES` and
:class:`~cryptography.hazmat.primitives.ciphers.algorithms.TripleDES` on
:doc:`/hazmat/backends/commoncrypto` and :doc:`/hazmat/backends/openssl`.
+* Added ``AES`` :class:`~cryptography.hazmat.primitives.ciphers.modes.CTR`
+ support to the OpenSSL backend when linked against 0.9.8.
0.4 - 2014-05-03
~~~~~~~~~~~~~~~~