diff --git a/[refs] b/[refs]
index 105b046ae1fd..3cb4e6f4f372 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 078250d68d883495f31d0e6ce8321292f2dc1cfa
+refs/heads/master: 6bb100b9fc8f1ce330231b360028ab705a9f0378
diff --git a/trunk/include/net/udplite.h b/trunk/include/net/udplite.h
index 406eb755b34e..3abaab7b78c6 100644
--- a/trunk/include/net/udplite.h
+++ b/trunk/include/net/udplite.h
@@ -4,6 +4,8 @@
 #ifndef _UDPLITE_H
 #define _UDPLITE_H
 
+#include <net/ip6_checksum.h>
+
 /* UDP-Lite socket options */
 #define UDPLITE_SEND_CSCOV   10 /* sender partial coverage (as sent)      */
 #define UDPLITE_RECV_CSCOV   11 /* receiver partial coverage (threshold ) */