diff --git a/CHANGELOG.md b/CHANGELOG.md
index 11e421c..fdc52cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,17 @@
+# v0.4.0 (2023-11-28T02:53:06Z)
+
+This changelog is generated by [GitHub Releases](https://github.com/intlify/h3/releases/tag/v0.4.0)
+
+<!-- Release notes generated using configuration in .github/release.yml at v0.4.0 -->
+
+## What's Changed
+### 🌟 Features
+* feat: export `CoreContext` by @kazupon in https://github.com/intlify/h3/pull/20
+
+
+**Full Changelog**: https://github.com/intlify/h3/compare/v0.3.0...v0.4.0
+
+
 # v0.3.0 (2023-11-28T02:32:08Z)
 
 This changelog is generated by [GitHub Releases](https://github.com/intlify/h3/releases/tag/v0.3.0)