add changelog entry
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 79663ab..a42a4d1 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -10,6 +10,10 @@
now load elliptic curve public keys.
* Added
:func:`~cryptography.hazmat.primitives.asymmetric.rsa.rsa_recover_prime_factors`
+* :class:`~cryptography.hazmat.primitives.hashes.HashAlgorithm` and
+ :class:`~cryptography.hazmat.primitives.hashes.HashContext` were moved from
+ :mod:`~cryptography.hazmat.primitives.interfaces` to
+ :mod:`~cryptography.hazmat.primitives.hashes`.
* :class:`~cryptography.hazmat.primitives.asymmetric.dsa.DSAParameters`,
:class:`~cryptography.hazmat.primitives.asymmetric.dsa.DSAParametersWithNumbers`,
:class:`~cryptography.hazmat.primitives.asymmetric.dsa.DSAPrivateKey`,