diff --git a/kern/libkern/hexdump.c b/kern/libkern/hexdump.c
index 6eaa377..ceeb2d1 100644
--- a/kern/libkern/hexdump.c
+++ b/kern/libkern/hexdump.c
@@ -1,5 +1,5 @@
-#include <stddef.h>
 #include <ctype.h>
+#include <stddef.h>
 #include <stdio.h>
 
 void hexdump(const void *data, size_t size) {