1 files changed, 3 insertions, 3 deletions
diff --git a/reg/mcg.h b/reg/mcg.h
index bc1afcf..4b2ab6c 100644
--- a/reg/mcg.h
+++ b/reg/mcg.h
@@ -1,5 +1,5 @@
-#ifndef LIB_REG_MCG_H
-#define LIB_REG_MCG_H
+#ifndef MK20DX256_REG_MCG_H
+#define MK20DX256_REG_MCG_H
 
 #include <reg/regdefs.h>
 
@@ -53,4 +53,4 @@
 #define MCG_C7 REG_8(0x4006400C) /* MCG Control 7 Register */
 #define MCG_C8 REG_8(0x4006400D) /* MCG Control 8 Register */
 
-#endif /* LIB_REG_MCG_H */
+#endif /* MK20DX256_REG_MCG_H */