diff --git a/README.md b/README.md
index cadc430..19e8f33 100644
--- a/README.md
+++ b/README.md
@@ -41,7 +41,7 @@ Existing users on older installs should keep using `claude update` to migrate on
 Latest audited version / 最新監査済み版:
 
 ```sh
-npm install -g @bash0816/claude-code@2.1.219
+npm install -g @bash0816/claude-code@2.1.220
 ```
 
 ## Update / 更新
@@ -84,8 +84,8 @@ Only versions registered in the audited metadata can run.
 <!-- SUPPORTED_VERSIONS_TABLE_START -->
 | Version | Status |
 |---------|--------|
-| `2.1.219` | ✅ **Recommended / 推奨** — latest |
-| `2.1.218` | ✅ rollback candidate — `@candidate` dist-tag |
+| `2.1.220` | ✅ **Recommended / 推奨** — latest |
+| `2.1.219` | ✅ rollback candidate — `@candidate` dist-tag |
 | `2.1.193` | ✅ stable — `@stable` dist-tag |
 <!-- SUPPORTED_VERSIONS_TABLE_END -->
 
@@ -143,7 +143,7 @@ Example:
 例:
 
 ```text
-2.1.219 (Claude Code)
+2.1.220 (Claude Code)
 ```
 
 ## Do Not Use / 非推奨
diff --git a/RELEASES.md b/RELEASES.md
index 43c4a24..d993694 100644
--- a/RELEASES.md
+++ b/RELEASES.md
@@ -1,3 +1,22 @@
+## 2.1.220 — 2026-07-25 ✅ Current audited / 現在の監査済み版
+
+upstream claude-code 2.1.220 追従。Termux 実機検証済み（全テスト通過 / TUI 起動確認）。
+
+**Upstream highlights / 主な変更（upstream）**
+
+## What's changed
+
+- Bug fixes and reliability improvements
+
+```sh
+npm install -g @bash0816/claude-code@latest
+```
+
+```sh
+npm install -g @bash0816/claude-code@2.1.219
+```
+
+---
 ## 2.1.219 — 2026-07-25 ✅ Current audited / 現在の監査済み版
 
 upstream claude-code 2.1.219 追従。Termux 実機検証済み（全テスト通過 / TUI 起動確認）。
diff --git a/packages/claude-code/README.md b/packages/claude-code/README.md
index 8b7a674..b6804a1 100644
--- a/packages/claude-code/README.md
+++ b/packages/claude-code/README.md
@@ -37,7 +37,7 @@ npm が `claude` bin link を管理する状態になれば、通常の `npm ins
 Latest audited version / 最新監査済み版:
 
 ```sh
-npm install -g @bash0816/claude-code@2.1.219
+npm install -g @bash0816/claude-code@2.1.220
 ```
 
 ## Update / 更新