diff --git a/src/friend_server/fsclient.cc b/src/friend_server/fsclient.cc
index 8118d44b1..1a3a02598 100644
--- a/src/friend_server/fsclient.cc
+++ b/src/friend_server/fsclient.cc
@@ -20,7 +20,13 @@
  *                                                                             *
  ******************************************************************************/
 
+#ifdef WINDOWS_SYS
+#include <windows.h>
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#else
 #include <netinet/tcp.h>
+#endif
 
 #include "pqi/pqithreadstreamer.h"
 #include "retroshare/rspeers.h"