Build fix.

diff --git a/src/wx/server_dialog.h b/src/wx/server_dialog.h
index ed109c6974c7dc8b8b84eafbf0d7a3d29cb71414..8c02490172d62d7a18926af49ca68b3bb887dbe3 100644 (file)
--- a/src/wx/server_dialog.h
+++ b/src/wx/server_dialog.h
@@ -19,6 +19,7 @@
 */
 
 #include "table_dialog.h"
+#include <boost/optional.hpp>
 
 class ServerDialog : public TableDialog
 {