diff --git a/CHANGELOG.md b/CHANGELOG.md
index 27e58f3..baa009d 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]
+## [0.2.277] - 2021-10-25
 ### Fixed
 - Non-primitive arguments on upcalls would generate invalid bytecode with `nil` instructions
 
@@ -73,7 +73,7 @@ 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/v0.2.259...HEAD
+[0.2.277]: https://github.com/IGJoshua/coffi/compare/v0.2.259...v0.2.277
 [0.2.259]: https://github.com/IGJoshua/coffi/compare/v0.1.251...v0.2.259
 [0.1.251]: https://github.com/IGJoshua/coffi/compare/v0.1.246...v0.1.251
 [0.1.246]: https://github.com/IGJoshua/coffi/compare/v0.1.241...v0.1.246
diff --git a/README.md b/README.md
index 356e991..64afce1 100644
--- a/README.md
+++ b/README.md
@@ -16,8 +16,8 @@ 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 "0.2.259"}
-io.github.IGJoshua/coffi {:git/tag "v0.2.259" :git/sha "ee5805c"}
+org.suskalo/coffi {:mvn/version "0.2.277"}
+io.github.IGJoshua/coffi {:git/tag "v0.2.277" :git/sha "2eec1b1"}
 ```
 
 If you use this library as a git dependency, you will need to prepare the