diff --git a/include/MKL25Z4.h b/include/CMSIS/MKL25Z4.h
similarity index 100%
rename from include/MKL25Z4.h
rename to include/CMSIS/MKL25Z4.h
diff --git a/include/cmsis_gcc.h b/include/CMSIS/cmsis_gcc.h
similarity index 100%
rename from include/cmsis_gcc.h
rename to include/CMSIS/cmsis_gcc.h
diff --git a/include/core_cm0plus.h b/include/CMSIS/core_cm0plus.h
similarity index 100%
rename from include/core_cm0plus.h
rename to include/CMSIS/core_cm0plus.h
diff --git a/include/core_cmFunc.h b/include/CMSIS/core_cmFunc.h
similarity index 100%
rename from include/core_cmFunc.h
rename to include/CMSIS/core_cmFunc.h
diff --git a/include/core_cmInstr.h b/include/CMSIS/core_cmInstr.h
similarity index 100%
rename from include/core_cmInstr.h
rename to include/CMSIS/core_cmInstr.h
diff --git a/include/derivative.h b/include/derivative.h
index 1520edd..b4363a4 100644
--- a/include/derivative.h
+++ b/include/derivative.h
@@ -1,6 +1,6 @@
 #pragma once
 
-#include "MKL25Z4.h"
+#include "CMSIS/MKL25Z4.h"
 
 // Define Clock Settings
 #define CORCLK_DEFAULT 20970000u  // Default Core clock, 20.97 Mhz