diff --git a/CHANGELOG.md b/CHANGELOG.md
index 581e5e5..2a01675 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,8 @@ and this project adheres to
 
 ## [Unreleased]
 
+## [0.4.0] - 2024-04-15
+
 ### Fixed
 
 - Fix ESM browser export.
diff --git a/README.md b/README.md
index 760a8aa..5267525 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ Bun versions >= 1.x are supported.
 <script type="module">
 import {
  ...
-} from 'https://cdn.jsdelivr.net/npm/tatami-ng@0.3.4/src/index.mjs'
+} from 'https://cdn.jsdelivr.net/npm/tatami-ng@0.4.0/src/index.mjs'
 </script>
 ```
 
diff --git a/jsr.json b/jsr.json
index f748b5c..5304ce4 100644
--- a/jsr.json
+++ b/jsr.json
@@ -1,7 +1,7 @@
 {
   "$schema": "https://jsr.io/schema/config-file.v1.json",
   "name": "@poolifier/tatami-ng",
-  "version": "0.3.4",
+  "version": "0.4.0",
   "exports": "./src/index.mjs",
   "publish": {
     "include": [
diff --git a/package.json b/package.json
index 054a630..b0df4ac 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "name": "tatami-ng",
   "type": "module",
   "license": "MIT",
-  "version": "0.3.4",
+  "version": "0.4.0",
   "packageManager": "bun@1.1.3",
   "types": "./src/index.d.ts",
   "main": "./src/index.mjs",