diff --git a/source3/libsmb/namequery_dc.c b/source3/libsmb/namequery_dc.c
index 6458e5d5647..d6ff99959ec 100644
--- a/source3/libsmb/namequery_dc.c
+++ b/source3/libsmb/namequery_dc.c
@@ -25,6 +25,7 @@
 #include "includes.h"
 #include "libads/sitename_cache.h"
 #include "ads.h"
+#include "../librpc/gen_ndr/nbt.h"
 
 /**********************************************************************
  Is this our primary domain ?