diff --git a/cpu/k64f/cpu.c b/cpu/k64f/cpu.c
index 7bd91f931d..567ce64e42 100644
--- a/cpu/k64f/cpu.c
+++ b/cpu/k64f/cpu.c
@@ -21,6 +21,7 @@
 
 #include <stdint.h>
 #include "cpu.h"
+#include "mcg.h"
 #include "cpu_conf.h"
 
 #define SIM_CLKDIV1_60MHZ      (SIM_CLKDIV1_OUTDIV1(0) | \
diff --git a/cpu/k64f/include/cpu_conf.h b/cpu/k64f/include/cpu_conf.h
index 3abb2381bd..15cef19607 100644
--- a/cpu/k64f/include/cpu_conf.h
+++ b/cpu/k64f/include/cpu_conf.h
@@ -32,8 +32,6 @@
 #error "undefined CPU_MODEL"
 #endif
 
-#include "mcg.h"
-
 #ifdef __cplusplus
 extern "C"
 {