diff --git a/qt/mainwindow.cpp b/qt/mainwindow.cpp
index b3a20f2f5..e88b7b3f2 100644
--- a/qt/mainwindow.cpp
+++ b/qt/mainwindow.cpp
@@ -46,6 +46,7 @@
 #include <QtWidgets/QToolBar>
 
 #ifdef OMIM_OS_WINDOWS
+#include "std/windows.hpp"
 #define IDM_ABOUT_DIALOG       1001
 #define IDM_PREFERENCES_DIALOG 1002
 #endif