diff --git a/Telegram/SourceFiles/platform/linux/main_window_linux.cpp b/Telegram/SourceFiles/platform/linux/main_window_linux.cpp
index eaad0ce2e2..ccedc4e523 100644
--- a/Telegram/SourceFiles/platform/linux/main_window_linux.cpp
+++ b/Telegram/SourceFiles/platform/linux/main_window_linux.cpp
@@ -509,7 +509,7 @@ void MainWindow::initHook() {
 		_sniDBusProxy,
 		"g-signal",
 		G_CALLBACK(sniSignalEmitted),
-		this);
+		nullptr);
 
 	auto sniWatcher = new QDBusServiceWatcher(
 		kSNIWatcherService.utf16(),
@@ -655,9 +655,13 @@ void MainWindow::sniSignalEmitted(
 		gchar *sender_name,
 		gchar *signal_name,
 		GVariant *parameters,
-		MainWindow *window) {
+		gpointer user_data) {
 	if(signal_name == qstr("StatusNotifierHostRegistered")) {
-		window->handleSNIHostRegistered();
+		crl::on_main([] {
+			if (const auto window = App::wnd()) {
+				window->handleSNIHostRegistered();
+			}
+		});
 	}
 }
 
diff --git a/Telegram/SourceFiles/platform/linux/main_window_linux.h b/Telegram/SourceFiles/platform/linux/main_window_linux.h
index a390893265..5dfb5eb8a1 100644
--- a/Telegram/SourceFiles/platform/linux/main_window_linux.h
+++ b/Telegram/SourceFiles/platform/linux/main_window_linux.h
@@ -17,6 +17,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include <QtDBus/QDBusObjectPath>
 #include <dbusmenuexporter.h>
 
+typedef void* gpointer;
 typedef char gchar;
 typedef struct _GVariant GVariant;
 typedef struct _GDBusProxy GDBusProxy;
@@ -145,7 +146,7 @@ private:
 		gchar *sender_name,
 		gchar *signal_name,
 		GVariant *parameters,
-		MainWindow *window);
+		gpointer user_data);
 #endif // !DESKTOP_APP_DISABLE_DBUS_INTEGRATION
 
 };