diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4f43d2b..ee1a088 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,27 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+## [2.3.1] - 2025-01-14
+
+### Changed
+- **CORE VERSION**: Now downloads `capiscio-core` v2.3.1
+
+### Fixed
+- Aligned all version references across package metadata
+
+## [2.3.0] - 2025-01-13
+
+### Added
+- **E2E Test Suite**: Comprehensive end-to-end test coverage for CLI wrapper workflows
+
+### Fixed
+- **CLI Command Syntax**: Fixed incorrect command syntax in documentation
+
+### Changed
+- **CORE VERSION**: Now downloads `capiscio-core` v2.3.0
+
 ## [2.2.0] - 2025-12-10
 
 ### Changed
diff --git a/pyproject.toml b/pyproject.toml
index 844f880..c06966b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "capiscio"
-version = "2.2.0"
+version = "2.3.1"
 description = "The official CapiscIO CLI tool for validating A2A agents."
 readme = "README.md"
 requires-python = ">=3.10"
diff --git a/src/capiscio/__init__.py b/src/capiscio/__init__.py
index 7157d33..2ade34e 100644
--- a/src/capiscio/__init__.py
+++ b/src/capiscio/__init__.py
@@ -1,3 +1,3 @@
 """CapiscIO CLI package."""
 
-__version__ = "2.2.0"
+__version__ = "2.3.1"