diff --git a/include/mrbconf.h b/include/mrbconf.h
index 988bdf0ad..bd8f6ea80 100644
--- a/include/mrbconf.h
+++ b/include/mrbconf.h
@@ -111,14 +111,6 @@ typedef short mrb_sym;
 #define DISABLE_DEBUG
 #endif
 
-#ifndef FALSE
-# define FALSE 0
-#endif
-
-#ifndef TRUE
-# define TRUE 1
-#endif
-
 #ifdef _MSC_VER
 # include <float.h>
 # define inline __inline
@@ -154,4 +146,12 @@ typedef _Bool mrb_bool;
 # include <stdio.h>
 #endif
 
+#ifndef FALSE
+# define FALSE 0
+#endif
+
+#ifndef TRUE
+# define TRUE 1
+#endif
+
 #endif  /* MRUBYCONF_H */