diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5c6c20f..b3b96c6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,8 +1,8 @@
 cmake_minimum_required(VERSION "3.14")
 cmake_policy(SET CMP0148 OLD) # To suppress a warning emerging from scikit-build
 
-project(Clima LANGUAGES Fortran C VERSION "0.5.0")
-set(PHOTOCHEM_CLIMA_DATA_VERSION "0.2.1")
+project(Clima LANGUAGES Fortran C VERSION "0.5.1")
+set(PHOTOCHEM_CLIMA_DATA_VERSION "0.2.0")
 
 set(CMAKE_Fortran_MODULE_DIRECTORY "${CMAKE_BINARY_DIR}/modules")