Hello, The target property INCLUDE_DIRECTORIES overwrites the include_directories command values.
A better way would have been that the values of the include_directories command would appended to the values of the target property INCLUDE_DIRECTORIES. I think that would make more sense. INCLUDE_DIRECTORIES(general_include_directories) # Projet A ... SET_TARGET_PROPERTIES(ProA PROPERTIES INCLUDE_DIRECTORIES ${ProjAIncludeDirs}) ... # Projet B ... SET_TARGET_PROPERTIES(ProB PROPERTIES INCLUDE_DIRECTORIES ${ProjBIncludeDirs}) ... Grettings Micha Renner -- Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake