I can't figure out how to include more paths target_include_directories( "$<$,$>:${PROJECT_SOURCE_DIR}/Drivers\\ubx_parser>" "$<$,$>:${PROJECT_SOURCE_DIR}/Drivers\\lsm6dsox-pid>" target_compile_options( "Drivers\\ubx_parser\\neo_m8_conversion.c" "Drivers\\ubx_parser\\neo_m8_gps.c" "Drivers\\ubx_parser\\neo_m8_ubx_checksum.c" "Drivers\\ubx_parser\\ringbuffer_char.c" "Drivers\\lsm6dsox-pid\\lsm6dsox_reg.c"