From f29259c0b1f540c56acd977ed17f938c3388b641 Mon Sep 17 00:00:00 2001
From: Koichi ITO <koic.ito@gmail.com>
Date: Mon, 23 Mar 2026 09:38:39 +0900
Subject: [PATCH] Release 0.9.1

This release includes a bug fix that did not make it into v0.9.0.
It also simplifies the example in https://github.com/modelcontextprotocol/quickstart-resources/pull/121.
---
 CHANGELOG.md       | 10 ++++++++++
 lib/mcp/version.rb |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c94b2de5..3620a3f0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.9.1] - 2026-03-23
+
+### Added
+
+- Allow `Client#call_tool` to accept a tool name (#266)
+
+### Fixed
+
+- Return 404 for invalid session ID in `handle_delete` (#261)
+
 ## [0.9.0] - 2026-03-20
 
 ### Added
diff --git a/lib/mcp/version.rb b/lib/mcp/version.rb
index 19b9d113..da708db5 100644
--- a/lib/mcp/version.rb
+++ b/lib/mcp/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module MCP
-  VERSION = "0.9.0"
+  VERSION = "0.9.1"
 end