diff --git a/sys/include/net/sixlowpan.h b/sys/include/net/sixlowpan.h
index adaab9916..583903b2f 100644
--- a/sys/include/net/sixlowpan.h
+++ b/sys/include/net/sixlowpan.h
@@ -20,8 +20,12 @@
 #ifndef SIXLOWPAN_H_
 #define SIXLOWPAN_H_
 
+#include <stdbool.h>
+#include <stddef.h>
 #include <stdint.h>
 
+#include "byteorder.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif