diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3dd7b11..d436888 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,16 @@ and this project aims to follow [Semantic Versioning](https://semver.org/spec/v2
## [Unreleased]
+## [1.3.1] - 2026-04-02
+
+### Build
+- Add GitHub Actions CI workflow for pushes and pull requests to `main`.
+- Add tag-driven release workflow to publish NuGet packages and create GitHub Releases.
+- Remove `setup-dotnet` lock-file caching requirement from workflows (no `packages.lock.json` needed).
+
+### Infrastructure
+- Add a repository `commit-msg` hook under `.githooks/` to strip auto-injected `Co-authored-by` trailers for Copilot/dexcompiler identities.
+
## [1.3.0] - 2026-02-19
### Fixed
@@ -54,6 +64,7 @@ and this project aims to follow [Semantic Versioning](https://semver.org/spec/v2
### Build
- Centralized common build properties in `Directory.Build.props`.
-[Unreleased]: https://github.com/dexcompiler/Clockworks/compare/v1.3.0...HEAD
+[Unreleased]: https://github.com/dexcompiler/Clockworks/compare/v1.3.1...HEAD
+[1.3.1]: https://github.com/dexcompiler/Clockworks/releases/tag/v1.3.1
[1.3.0]: https://github.com/dexcompiler/Clockworks/releases/tag/v1.3.0
[1.2.0]: https://github.com/dexcompiler/Clockworks/releases/tag/v1.2.0
diff --git a/src/Clockworks.csproj b/src/Clockworks.csproj
index 7da6b0e..def55a2 100644
--- a/src/Clockworks.csproj
+++ b/src/Clockworks.csproj
@@ -13,7 +13,7 @@
Clockworks
Clockworks
Clockworks
- 1.3.0
+ 1.3.1
Dexter Ajoku
CloudyBox
Clockworks is a .NET library for deterministic, fully controllable time in distributed-system simulations and tests. It provides a simulated TimeProvider with deterministic timer scheduling, TimeProvider-driven timeouts, UUIDv7 generation, and Hybrid Logical Clock (HLC) utilities with lightweight instrumentation.