diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..8666023
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,11 @@
+<a name="v4.0.0"></a>
+# [v4.0.0](https://github.com/rhysd/remark-emoji/releases/tag/v4.0.0) - 10 Aug 2023
+
+- **Breaking Change** Update [node-emoji](https://www.npmjs.com/package/node-emoji) from v1 to v2. This change introduces support for many new emojis and removes old emoji short codes which are no longer valid on GitHub.
+
+[Changes][v4.0.0]
+
+
+[v4.0.0]: https://github.com/rhysd/remark-emoji/tree/v4.0.0
+
+<!-- Generated by https://github.com/rhysd/changelog-from-release v3.7.0 -->