diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4d805dc..1cf6f3d0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 Changelog
 ==============
 
+## Version 14.28 (2024/06)
+- Improved performance for getHash() of FactorizedPolynomial.
+- Build and CI improvements.
+
 ## Version 14.27 (2024/02)
 - Fixed CMake support for CLN
 
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e94713c7..14fe945e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,7 +25,7 @@ set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
 # Include own macros.
 include( carlmacros )
 
-set_version(14 27 0)
+set_version(14 28 0)
 
 set( PROJECT_FULLNAME "carl")
 set( PROJECT_DESCRIPTION "Computer ARithmetic Library")