diff --git a/README.md b/README.md
index 747ed34..18e81df 100644
--- a/README.md
+++ b/README.md
@@ -194,10 +194,6 @@ Technical details live in the `docs/` folder:
 
 Please read **[docs/CONTRIBUTE.md](docs/CONTRIBUTE.md)** before opening issues or pull requests.
 
-## Changelog
-
-See **[docs/CHANGELOG.md](docs/CHANGELOG.md)** for release notes and notable changes.
-
 ## License
 
 MIT
diff --git a/README_CN.md b/README_CN.md
index 055d0db..8c2d1e5 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -205,13 +205,9 @@ MimiClaw 内置 cron 调度器，让 AI 可以自主安排任务。LLM 可以通
 - **[docs/ARCHITECTURE.md](docs/ARCHITECTURE.md)** — 系统设计、模块划分、任务布局、内存分配、协议、Flash 分区
 - **[docs/TODO.md](docs/TODO.md)** — 功能差距和路线图
 
-## 贡献
+## Contributing
 
-提交 Issue 或 PR 前请先阅读 **[docs/CONTRIBUTE.md](docs/CONTRIBUTE.md)**。
-
-## 变更日志
-
-发布记录与重要变更见 **[docs/CHANGELOG.md](docs/CHANGELOG.md)**。
+Please read **[docs/CONTRIBUTE.md](docs/CONTRIBUTE.md)** before opening issues or pull requests.
 
 ## 许可证
 
diff --git a/README_JA.md b/README_JA.md
index 5d4d2ea..82c4bfb 100644
--- a/README_JA.md
+++ b/README_JA.md
@@ -190,13 +190,9 @@ MimiClawにはcronスケジューラが内蔵されており、AIが自律的に
 - **[docs/ARCHITECTURE.md](docs/ARCHITECTURE.md)** — システム設計、モジュール構成、タスクレイアウト、メモリバジェット、プロトコル、Flashパーティション
 - **[docs/TODO.md](docs/TODO.md)** — 機能ギャップとロードマップ
 
-## コントリビュート
+## Contributing
 
-Issue や PR の前に **[docs/CONTRIBUTE.md](docs/CONTRIBUTE.md)** を確認してください。
-
-## 変更履歴
-
-リリースノートと主な変更点は **[docs/CHANGELOG.md](docs/CHANGELOG.md)** を参照してください。
+Please read **[docs/CONTRIBUTE.md](docs/CONTRIBUTE.md)** before opening issues or pull requests.
 
 ## ライセンス
 
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
deleted file mode 100644
index c479b2f..0000000
--- a/docs/CHANGELOG.md
+++ /dev/null
@@ -1,11 +0,0 @@
-# Changelog
-
-All notable changes to this project will be documented in this file.
-
-The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.
-
-## Unreleased
-
-### Added
-
-- Contribution guidelines and changelog documentation.