diff --git a/cpu/native/makefile b/cpu/native/Makefile
similarity index 100%
rename from cpu/native/makefile
rename to cpu/native/Makefile
diff --git a/cpu/native/rtc/makefile b/cpu/native/rtc/Makefile
similarity index 100%
rename from cpu/native/rtc/makefile
rename to cpu/native/rtc/Makefile