diff --git a/Grbl/cpu_map/cpu_map_atmega2560.h b/grbl/cpu_map/cpu_map_atmega2560.h
similarity index 100%
rename from Grbl/cpu_map/cpu_map_atmega2560.h
rename to grbl/cpu_map/cpu_map_atmega2560.h
diff --git a/Grbl/cpu_map/cpu_map_atmega328p.h b/grbl/cpu_map/cpu_map_atmega328p.h
similarity index 100%
rename from Grbl/cpu_map/cpu_map_atmega328p.h
rename to grbl/cpu_map/cpu_map_atmega328p.h