diff --git a/Telegram/SourceFiles/settings/settings_notifications.cpp b/Telegram/SourceFiles/settings/settings_notifications.cpp
index 0b686e405d..cca41e9c0a 100644
--- a/Telegram/SourceFiles/settings/settings_notifications.cpp
+++ b/Telegram/SourceFiles/settings/settings_notifications.cpp
@@ -20,6 +20,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "platform/platform_specific.h"
 #include "platform/platform_notifications_manager.h"
 #include "base/platform/base_platform_info.h"
+#include "mainwindow.h"
 #include "core/application.h"
 #include "main/main_session.h"
 #include "main/main_account.h"