diff --git a/CHANGELOG.md b/CHANGELOG.md
index d93e947c8774..c8e980c155d3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Added
 
+### Changed
+
+### Fixed
+
+### Removed
+
+### Deprecated
+
+## [2.43.0] - 2023-12-21
+
+### Added
+
 - Station sampler: add support to Global Historical Climatology Network Daily (GHCN-D)
 - Add to trajectory sampler DEFINE_OBS_PLATFORM for reading multiple IODA files. To do this, we add union_platform function for observation.
 - New directory (`docs/tutorial/grid_comps/automatic_code_generator`) containing an example showing how to automatically generate the source code using the `MAPL_GridCompSpecs_ACG.py` tool.
@@ -33,10 +45,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Missing TARGET in GriddedIO - exposed runtime error when using NAG + debug.
 - Allow ExtData2G to be built as SHARED or STATIC
 
-### Removed
-
-### Deprecated
-
 ## [2.42.4] - 2023-12-10
 
 ### Changed
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01c52288c64b..371040a11279 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,7 @@ endif ()
 
 project (
   MAPL
-  VERSION 2.42.4
+  VERSION 2.43.0
   LANGUAGES Fortran CXX C)  # Note - CXX is required for ESMF
 
 # Set the possible values of build type for cmake-gui