diff --git a/CHANGELOG.md b/CHANGELOG.md
index f7fa070..fcc8b04 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,25 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.10.0] - 2026-03-30
+
+### Added
+
+- Session expiry controls for `StreamableHTTPTransport` via `session_idle_timeout:` option (#268)
+
+### Changed
+
+- `ServerSession` for per-connection state (#275)
+
+### Removed
+
+- Remove `Server#notify_progress` broadcast API (#276)
+- Remove undocumented handler override methods (#270)
+
+### Fixed
+
+- Reject POST requests without session ID in stateful mode (#274)
+
 ## [0.9.2] - 2026-03-27
 
 ### Fixed
diff --git a/lib/mcp/version.rb b/lib/mcp/version.rb
index 3a5b450..c44c5ce 100644
--- a/lib/mcp/version.rb
+++ b/lib/mcp/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module MCP
-  VERSION = "0.9.2"
+  VERSION = "0.10.0"
 end