From 4b6e17829767ed6206333ef53be99be8c8d205d2 Mon Sep 17 00:00:00 2001
From: igerber <isaac.gerber@gmail.com>
Date: Wed, 18 Feb 2026 12:01:24 -0500
Subject: [PATCH] Bump version to 2.4.2

Promote Unreleased changelog to v2.4.2 (conditional BLAS linking,
Rust SDID performance fix). Update version in __init__.py, pyproject.toml,
and rust/Cargo.toml.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---
 CHANGELOG.md          | 3 ++-
 diff_diff/__init__.py | 2 +-
 pyproject.toml        | 2 +-
 rust/Cargo.toml       | 2 +-
 4 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index f3ba89b..97bef0c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [2.4.2] - 2026-02-18
 
 ### Added
 - **Conditional BLAS linking for Rust backend** — Apple Accelerate on macOS, OpenBLAS on Linux.
@@ -771,6 +771,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - `to_dict()` and `to_dataframe()` export methods
   - `is_significant` and `significance_stars` properties
 
+[2.4.2]: https://github.com/igerber/diff-diff/compare/v2.4.1...v2.4.2
 [2.4.1]: https://github.com/igerber/diff-diff/compare/v2.4.0...v2.4.1
 [2.4.0]: https://github.com/igerber/diff-diff/compare/v2.3.2...v2.4.0
 [2.3.2]: https://github.com/igerber/diff-diff/compare/v2.3.1...v2.3.2
diff --git a/diff_diff/__init__.py b/diff_diff/__init__.py
index d40e675..9a4c5c2 100644
--- a/diff_diff/__init__.py
+++ b/diff_diff/__init__.py
@@ -148,7 +148,7 @@
     load_mpdta,
 )
 
-__version__ = "2.4.1"
+__version__ = "2.4.2"
 __all__ = [
     # Estimators
     "DifferenceInDifferences",
diff --git a/pyproject.toml b/pyproject.toml
index 2679493..95c723b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "maturin"
 
 [project]
 name = "diff-diff"
-version = "2.4.1"
+version = "2.4.2"
 description = "A library for Difference-in-Differences causal inference analysis"
 readme = "README.md"
 license = "MIT"
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 3cdf3f7..98f55d1 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "diff_diff_rust"
-version = "2.4.1"
+version = "2.4.2"
 edition = "2021"
 description = "Rust backend for diff-diff DiD library"
 license = "MIT"