diff --git a/src/udp/mcast.c b/src/udp/mcast.c
index d306deaab..2de013368 100644
--- a/src/udp/mcast.c
+++ b/src/udp/mcast.c
@@ -3,7 +3,11 @@
  *
  * Copyright (C) 2010 Creytiv.com
  */
+#ifdef WIN32
+#include <netioapi.h>
+#else
 #include <net/if.h>
+#endif
 
 #include <re_types.h>
 #include <re_fmt.h>