diff --git a/keyboards/hhkb/rn42/rn42.c b/keyboards/hhkb/rn42/rn42.c
index 859e40149..154da4e10 100644
--- a/keyboards/hhkb/rn42/rn42.c
+++ b/keyboards/hhkb/rn42/rn42.c
@@ -1,7 +1,7 @@
 #include <avr/io.h>
 #include "host.h"
 #include "host_driver.h"
-#include "serial.h"
+#include "../serial.h"
 #include "rn42.h"
 #include "print.h"
 #include "timer.h"