diff --git a/CHANGES.md b/CHANGES.md
index 4410f467..1fe73d94 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,4 +1,4 @@
-# Unreleased (in `master`)
+# 0.21.0 / 2018-01-03
 
 ## Breaking Changes
 
diff --git a/package.json b/package.json
index 4f84df1f..7a25a040 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "nwb",
   "description": "A toolkit for React, Preact & Inferno apps, React libraries and other npm modules for the web, with no configuration (until you need it)",
-  "version": "0.20.0",
+  "version": "0.21.0",
   "license": "MIT",
   "author": "Jonny Buchanan <jonathan.buchanan@gmail.com>",
   "bin": {