target_sources( ${CMAKE_PROJECT_NAME} PRIVATE Palette_1_13.cpp Palette_1_13_1.cpp Palette_1_14.cpp Palette_1_15.cpp Palette_1_16.cpp Upgrade.cpp Palette_1_13.h Palette_1_13_1.h Palette_1_14.h Palette_1_15.h Palette_1_16.h Upgrade.h )