diff --git a/core/net/rpl/rpl-dag.c b/core/net/rpl/rpl-dag.c
index 2ce1df240..084924f4d 100644
--- a/core/net/rpl/rpl-dag.c
+++ b/core/net/rpl/rpl-dag.c
@@ -32,7 +32,7 @@
  *
  * This file is part of the Contiki operating system.
  *
- * $Id: rpl-dag.c,v 1.1 2010/04/30 13:43:53 joxe Exp $
+ * $Id: rpl-dag.c,v 1.2 2010/05/04 14:41:55 joxe Exp $
  */
 /**
  * \file
@@ -49,7 +49,7 @@
 #include "lib/memb.h"
 
 #include <limits.h>
-/* #include <stdio.h> */
+#include <string.h>
 
 #define DEBUG DEBUG_ANNOTATE
 
diff --git a/core/net/rpl/rpl-icmp6.c b/core/net/rpl/rpl-icmp6.c
index 2fe18d93e..8e465a65b 100644
--- a/core/net/rpl/rpl-icmp6.c
+++ b/core/net/rpl/rpl-icmp6.c
@@ -33,7 +33,7 @@
  *
  * This file is part of the Contiki operating system.
  *
- * $Id: rpl-icmp6.c,v 1.4 2010/04/30 23:13:58 nvt-se Exp $
+ * $Id: rpl-icmp6.c,v 1.5 2010/05/04 14:41:55 joxe Exp $
  */
 /**
  * \file
@@ -53,6 +53,7 @@
 #include "net/rime/packetbuf.h"
 
 #include <limits.h>
+#include <string.h>
 
 #define DEBUG DEBUG_ANNOTATE