diff --git a/CHANGELOG.md b/CHANGELOG.md
index 351e9e8..00add13 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,21 @@
-## 0.13.0 (Unreleased)
+# Changelog
 
-## 0.12.0 (2018-11-30)
+All notable changes to this project will be documented in this file.
+
+This file's format is based on [Keep a Changelog](http://keepachangelog.com/)
+and this project adheres to [Semantic Versioning](http://semver.org/).
+
+## [Unreleased]
+### Added
+### Changed
+### Fixed
+
+## [0.12.1] - 2020-01-29
+### Fixed
+* Fix compiling on macOS
+
+## [0.12.0] - 2018-11-30
+### Changed
 * Upgraded cassandra-cpp-driver to 2.10.0 to get Datastax's fix for CPP-499
 
 * Upgraded to version 2.8.0 of the C++ driver (was previously 2.4.3).  See that project's [CHANGELOG](https://github.com/datastax/cpp-driver/blob/master/CHANGELOG.md) for more details.  We noticed the following breaking changes:
@@ -8,19 +23,19 @@
   * `cass_error_result_required` becomes `cass_error_result_responses_required`
   * `CASS_WRITE_TYPE_UKNOWN` becomes `CASS_WRITE_TYPE_UNKNOWN`
 
-### 0.11.0 (2017-09-11)
-
+## [0.11.0] - 2017-09-11
+### Changed
 - Regenerate using latest bindgen. Some type incompatibilities are possible, so bumping version as a precaution.
 
-### 0.10.0 (2017-08-02)
-
+## [0.10.0] - 2017-08-02
+### Changed
 - Remove extraneous dependencies (e.g., log).
 - Move examples to be proper examples.
 - Remove use of error-chain; this is inappropriate for a -sys crate.
 - Fix some warnings.
 - Correct names of `cass_error_result_received`/`_required`.
 
-### Historical note regarding version 0.9.0
+- Historical note regarding version 0.9.0
 
 At one point some development was done on preparing a version 0.9.0
 using a newer version of bindgen, but the work was not completed or released. See the
@@ -28,11 +43,19 @@ using a newer version of bindgen, but the work was not completed or released. Se
 to follow that development. In due course this may be merged to master, but for the moment we recommend you use the
 released versions.
 
-### 0.8.8 (2017-06-29)
-
+## [0.8.8] - 2017-06-29
+### Changed
 - Fork crate.
 - Remove unused method `cass_cluster_set_queue_size_log`.
 
-### 0.8.7 (2016-12-15)
-
+## [0.8.7] - 2016-12-15
+### Changed
 - (Pre-fork version.)
+
+[Unreleased]: https://github.com/Metaswitch/cassandra-sys-rs/compare/0.12.1...HEAD
+[0.12.1]: https://github.com/Metaswitch/cassandra-sys-rs/compare/0.12.0...0.12.1
+[0.12.0]: https://github.com/Metaswitch/cassandra-sys-rs/compare/0.11.0...0.12.0
+[0.11.0]: https://github.com/Metaswitch/cassandra-sys-rs/compare/0.10.0...0.11.0
+[0.10.0]: https://github.com/Metaswitch/cassandra-sys-rs/compare/0.8.8...0.10.0
+[0.8.8]: https://github.com/Metaswitch/cassandra-sys-rs/compare/0.8.7...0.8.8
+[0.8.7]: https://github.com/Metaswitch/cassandra-sys-rs/tree/0.8.7
diff --git a/Cargo.toml b/Cargo.toml
index 85c58c1..2f61e53 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,7 +8,7 @@ keywords = ["Cassandra", "binding", "CQL", "client", "database" ]
 categories = [ "api-bindings", "database", "external-ffi-bindings" ]
 license = "Apache-2.0"
 name = "cassandra-cpp-sys"
-version = "0.13.0-pre"
+version = "0.12.1"
 authors = ["Tupshin Harper <tupshin@tupshin.com>", "Keith Wansbrough <Keith.Wansbrough@metaswitch.com>"]
 build = "build.rs"