diff --git a/CHANGELOG.md b/CHANGELOG.md
index 299dd3b..27df9bc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,7 @@ All notable changes to `webmcp-react` are documented here. The format is based o
 [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and this project adheres to
 [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Unreleased
+## 1.2.0
 
 ### Added
 
@@ -22,6 +22,8 @@ All notable changes to `webmcp-react` are documented here. The format is based o
 
 ### Extension
 
+- Tool calls use object inputs on Chrome 155+ while retaining support for older native
+  JSON-string APIs and legacy polyfills. Input format detection does not retry user tools.
 - A tab no longer loses its tools on an in-app route change that only alters the URL
   fragment (hash routers). `tabs.onUpdated` reports such same-document navigations as
   `loading`, and the bridge purged the tab even though its content scripts never re-ran.
@@ -34,7 +36,7 @@ All notable changes to `webmcp-react` are documented here. The format is based o
 - A persisted domain whose host permission is gone (for example after a reinstall) is
   dropped at startup instead of being reported as active while no content script can run
   on it. (#59)
-- Ships as bridge extension 0.2.1. `webmcp-server` is unchanged at 0.2.0.
+- Ships as bridge extension 0.2.2. `webmcp-server` is unchanged at 0.2.0.
 
 ## 1.1.0
 
diff --git a/extension/manifest.json b/extension/manifest.json
index 919657c..3d44fd3 100644
--- a/extension/manifest.json
+++ b/extension/manifest.json
@@ -1,7 +1,7 @@
 {
   "manifest_version": 3,
   "name": "WebMCP Bridge",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "Expose your web app's tools to AI assistants like Claude and Cursor via the Model Context Protocol",
   "permissions": ["tabs", "scripting", "activeTab", "storage"],
   "optional_host_permissions": ["https://*/*", "http://*/*"],
diff --git a/extension/package.json b/extension/package.json
index 1abe021..e0199b5 100644
--- a/extension/package.json
+++ b/extension/package.json
@@ -1,6 +1,6 @@
 {
   "name": "webmcp-bridge-extension",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "private": true,
   "type": "module",
   "scripts": {
diff --git a/package.json b/package.json
index 910518e..00e093c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "webmcp-react",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "React hooks for exposing your app's functionality as WebMCP tools - transport-agnostic, SSR-safe, Strict Mode safe, W3C spec-aligned",
   "type": "module",
   "main": "./dist/index.cjs",