diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7d54f5..4669d4f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,24 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/).
 
 Starting from 0.2.0, CLI / Extension / DSH Plugin share the same version number.
 
-## [Unreleased]
+## [0.2.1] - 2026-09-09
+
+### Changed
+- DSH Plugin: clarified installation, configuration, profile restart, and upgrade instructions
+
+### Fixed
+- CLI: reliable Windows self-updates, including executable replacement and daemon restart
+- CLI: Windows named-pipe connection continuity and stale daemon process detection
+- Windows installer: PowerShell 5.1 compatibility, path quoting, and staged executable replacement
+- CLI / DSH Plugin: cancellation propagation and upload/download cleanup when the parent process exits
+- Extension: tab ownership and session cleanup when agent tabs fail to open or borrowed tabs are returned or closed
+- Extension: navigation recovery when other extensions restrict Chrome DevTools Protocol access
+- Extension: background input filling, automatic append behavior, and verification of field values before reporting success
+- Extension: match observed form state to the correct element after page changes
+- Extension: UUID generation fallback for recording and overlays on insecure origins
+- Browser locale matching for regional language variants
+- DSH Plugin: observation state synchronization, thumbnail capture lifecycle, and stale preview cleanup
+- DSH Plugin: removed the obsolete client runtime host dependency
 
 ## [0.2.0] - 2026-09-02
 
diff --git a/Cargo.lock b/Cargo.lock
index d4ff61c..da7b17b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -134,7 +134,7 @@ dependencies = [
 
 [[package]]
 name = "bsk"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "anyhow",
  "base64",
@@ -169,7 +169,7 @@ dependencies = [
 
 [[package]]
 name = "bsk-protocol"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "schemars",
  "semver",
diff --git a/Cargo.toml b/Cargo.toml
index 78ee9cd..a7e8b84 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ members = [
 default-members = ["crates/bsk-cli"]
 
 [workspace.package]
-version = "0.2.0"
+version = "0.2.1"
 edition = "2024"
 rust-version = "1.85"
 license = "MIT"
@@ -43,7 +43,7 @@ rand = "0.8"
 uuid = { version = "1", features = ["v4", "serde"] }
 
 # Workspace crates (version required for `cargo publish` of dependents)
-bsk-protocol = { version = "0.2.0", path = "crates/bsk-protocol" }
+bsk-protocol = { version = "0.2.1", path = "crates/bsk-protocol" }
 
 [profile.release]
 strip = "symbols"
diff --git a/apps/extension/package.json b/apps/extension/package.json
index fdd9d4d..20976c4 100644
--- a/apps/extension/package.json
+++ b/apps/extension/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@browser-skill/extension",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "private": true,
   "type": "module",
   "scripts": {
diff --git a/packages/dsh-plugin-browserskill/package.json b/packages/dsh-plugin-browserskill/package.json
index 6ab53d4..f2da27b 100644
--- a/packages/dsh-plugin-browserskill/package.json
+++ b/packages/dsh-plugin-browserskill/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@wxg-prc-cpg/browser-skill-dsh-plugin",
   "description": "DeepSeek Harness tool plugin that exposes BrowserSkill browser automation (browser_* tools) to the model",
-  "version": "0.2.0",
+  "version": "0.2.1",
   "license": "MIT",
   "publishConfig": {
     "access": "public",
diff --git a/scripts/release.mjs b/scripts/release.mjs
index f7a6e95..6459524 100755
--- a/scripts/release.mjs
+++ b/scripts/release.mjs
@@ -174,16 +174,22 @@ function updateChangelog(version) {
 
   const today = new Date().toISOString().slice(0, 10);
   const escapedVer = version.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+  const versionHeading = new RegExp(`^## \\[${escapedVer}\\](?:\\s|$)`, "m");
 
   // First: fill in any date-placeholder line for this version (e.g. "## [0.2.0] - 2026-09-XX")
   const versionPlaceholder = new RegExp(`^## \\[${escapedVer}\\]\\s*-\\s*\\d{4}-\\d{2}-XX`, "m");
   if (versionPlaceholder.test(content)) {
     content = content.replace(versionPlaceholder, `## [${version}] - ${today}`);
-  } else {
-    // Otherwise: insert a new section after [Unreleased]
+  } else if (!versionHeading.test(content)) {
+    // Preserve prepared release entries; new versions go before the release history.
+    const heading = `## [${version}] - ${today}`;
     const unreleased = /^## \[Unreleased\]/m;
     if (unreleased.test(content)) {
-      content = content.replace(unreleased, `## [Unreleased]\n\n## [${version}] - ${today}`);
+      content = content.replace(unreleased, `## [Unreleased]\n\n${heading}`);
+    } else if (/^## /m.test(content)) {
+      content = content.replace(/^## /m, `${heading}\n\n## `);
+    } else {
+      content = `${content.trimEnd()}\n\n${heading}\n`;
     }
   }