add changelog for CertificateRevocationList signature/tbs_certlist_bytes
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 7194461..938c2f9 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -13,6 +13,10 @@
   :attr:`~cryptography.x509.CertificateSigningRequest.signature` and
   :attr:`~cryptography.x509.CertificateSigningRequest.tbs_certrequest_bytes`
   attributes.
+* The :class:`~cryptography.x509.CertificateRevocationList` class now has
+  :attr:`~cryptography.x509.CertificateRevocationList.signature` and
+  :attr:`~cryptography.x509.CertificateRevocationList.tbs_certlist_bytes`
+  attributes.
 * :class:`~cryptography.x509.NameConstraints` are now supported in the
   :class:`~cryptography.x509.CertificateBuilder` and
   :class:`~cryptography.x509.CertificateSigningRequestBuilder`.