diff --git a/CMakeLists.txt b/CMakeLists.txt
index a573d4f..1598761 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,14 +49,17 @@ target_link_directories(${CMAKE_PROJECT_NAME} PRIVATE
     # Add user defined library search paths
 )
 
+# add python3
+find_package(Python3 REQUIRED)
+
 # Add custom target to run MCUVersionGen.py script
-execute_process(COMMAND python ${CMAKE_CURRENT_SOURCE_DIR}/Tools/GenVersion/McuVersionGen.py ${CMAKE_PROJECT_NAME} ${CMAKE_CURRENT_SOURCE_DIR}
+execute_process(COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Tools/GenVersion/McuVersionGen.py ${CMAKE_PROJECT_NAME} ${CMAKE_CURRENT_SOURCE_DIR}
         RESULT_VARIABLE result
         OUTPUT_VARIABLE script_output)
 message(${script_output})
 
 add_custom_target(version_gen
-        COMMAND python ${CMAKE_CURRENT_SOURCE_DIR}/Tools/GenVersion/McuVersionGen.py ${CMAKE_PROJECT_NAME} ${CMAKE_CURRENT_SOURCE_DIR}
+        COMMAND ${Python3_EXECUTABLE} ${CMAKE_CURRENT_SOURCE_DIR}/Tools/GenVersion/McuVersionGen.py ${CMAKE_PROJECT_NAME} ${CMAKE_CURRENT_SOURCE_DIR}
         COMMENT "Running MCUVersionGen.py script"
 )
 add_dependencies(${CMAKE_PROJECT_NAME} version_gen)