diff --git a/CHANGELOG.md b/CHANGELOG.md
index b221389..0daefed 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/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [1.2.2] - Unreleased
+## [1.2.2] - 2024-04-04
 
 ### Fixed
 
diff --git a/fronts/__init__.py b/fronts/__init__.py
index dd58318..5e97645 100644
--- a/fronts/__init__.py
+++ b/fronts/__init__.py
@@ -3,7 +3,7 @@
 transformation.
 """
 
-__version__ = '1.2.1'
+__version__ = '1.2.2'
 
 from ._boltzmann import ode, BaseSolution, o, do_dr, do_dt, r, t, as_o
 from ._semiinfinite import solve, solve_flowrate, solve_from_guess, Solution