diff --git a/AUTHORS.txt b/AUTHORS.txt
index 3f55081..18d86f0 100644
--- a/AUTHORS.txt
+++ b/AUTHORS.txt
@@ -12,6 +12,7 @@ Jisoo Park <xxxyel@gmail.com>
 John Nagle <nagle@sitetruth.com>
 Ken Tossell <ken@tossell.net>
 Martin Risell Lilja <martin.risell.lilja@gmail.com>
+Ryan Lewis <ryansname@gmail.com>
 Steve Klabnik <steve@steveklabnik.com>
 Tom Gallacher <tomgallacher23@gmail.com>
 klutzy <klutzytheklutzy@gmail.com>
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a471fea..361639e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,12 @@ Chrono obeys the principle of [Semantic Versioning](http://semver.org/).
 There were/are numerous minor versions before 1.0 due to the language changes.
 Versions with only mechnical changes will be omitted from the following list.
 
+## 0.2.20 (2016-03-06)
+
+### Changed
+
+- `serde` dependency has been updated to 0.7. (#63, #64)
+
 ## 0.2.19 (2016-02-05)
 
 ### Added
diff --git a/Cargo.toml b/Cargo.toml
index f9a5b36..9f85d4d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "chrono"
-version = "0.2.19"
+version = "0.2.20"
 authors = ["Kang Seonghoon <public+rust@mearie.org>"]
 
 description = "Date and time library for Rust"
diff --git a/README.md b/README.md
index 48090c8..1e83301 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[Chrono][doc] 0.2.19
+[Chrono][doc] 0.2.20
 ====================
 
 [![Chrono on Travis CI][travis-image]][travis]
diff --git a/src/lib.rs b/src/lib.rs
index 2ec6714..b145940 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,7 +2,7 @@
 // Copyright (c) 2014-2015, Kang Seonghoon.
 // See README.md and LICENSE.txt for details.
 
-//! # Chrono 0.2.19
+//! # Chrono 0.2.20
 //!
 //! Date and time handling for Rust. (also known as `rust-chrono`)
 //! It aims to be a feature-complete superset of