diff --git a/src/generic/filedlgg.cpp b/src/generic/filedlgg.cpp
index 837a72a957..71eaa00fef 100644
--- a/src/generic/filedlgg.cpp
+++ b/src/generic/filedlgg.cpp
@@ -63,6 +63,11 @@
     #endif
 #endif
 
+#ifdef __WINDOWS__
+    #include "wx/msw/wrapwin.h"
+    #include "wx/msw/mslu.h"
+#endif
+
 #ifdef __WATCOMC__
     #include <direct.h>
 #endif