diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6cc965a..ba9f3cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.2.1](https://github.com/symposium-dev/determinishtic/compare/v0.2.0...v0.2.1) - 2026-05-12
+
+### Other
+
+- port to agent-client-protocol
+
 ## [0.1.1](https://github.com/symposium-dev/determinishtic/compare/v0.1.0...v0.1.1) - 2026-01-29
 
 ### Added
diff --git a/Cargo.lock b/Cargo.lock
index 16062f6..ad6ee44 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -507,7 +507,7 @@ dependencies = [
 
 [[package]]
 name = "determinishtic"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "agent-client-protocol",
  "agent-client-protocol-conductor",
diff --git a/Cargo.toml b/Cargo.toml
index 22b4477..9f0ac6f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "determinishtic"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2024"
 description = "Blend deterministic Rust code with LLM-powered reasoning"
 license = "MIT OR Apache-2.0"