diff --git a/CHANGELOG.md b/CHANGELOG.md
index 138b074..0e50d58 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 # Change Log
 All notable changes to this project will be documented in this file. This change log follows the conventions of [keepachangelog.com](http://keepachangelog.com/).
 
-## [Unreleased]
+## [0.1.220] - 2021-10-09
 ### Fixed
 - All-primitive method types still used serialization when called from `cfn`
 - Arrays deserialized to non-vector sequences
@@ -47,7 +47,7 @@ All notable changes to this project will be documented in this file. This change
 - Support for serializing and deserializing arbitrary Clojure functions
 - Support for serializing and deserializing arbitrary Clojure data structures
 
-[Unreleased]: https://github.com/IGJoshua/coffi/compare/v0.1.205...HEAD
+[0.1.220]: https://github.com/IGJoshua/coffi/compare/v0.1.205...v0.1.220
 [0.1.205]: https://github.com/IGJoshua/coffi/compare/v0.1.192...v0.1.205
 [0.1.192]: https://github.com/IGJoshua/coffi/compare/v0.1.184...v0.1.192
 [0.1.184]: https://github.com/IGJoshua/coffi/compare/v0.1.176...v0.1.184
diff --git a/README.md b/README.md
index 737d586..c896dce 100644
--- a/README.md
+++ b/README.md
@@ -17,8 +17,8 @@ This library is available on Clojars. Add one of the following entries to the
 `:deps` key of your `deps.edn`:
 
 ```clojure
-org.suskalo/coffi {:mvn/version "0.1.205"}
-io.github.IGJoshua/coffi {:git/tag "v0.1.205" :git/sha "0149012"}
+org.suskalo/coffi {:mvn/version "0.1.220"}
+io.github.IGJoshua/coffi {:git/tag "v0.1.220" :git/sha "abcbf0f"}
 ```
 
 If you use this library as a git dependency, you will need to prepare the