diff --git a/Telegram/SourceFiles/core/launcher.cpp b/Telegram/SourceFiles/core/launcher.cpp
index 129407523..f1b7d1210 100644
--- a/Telegram/SourceFiles/core/launcher.cpp
+++ b/Telegram/SourceFiles/core/launcher.cpp
@@ -208,6 +208,9 @@ void Launcher::init() {
 
 	QApplication::setApplicationName(qsl("TelegramDesktop"));
 
+#if defined(Q_OS_LINUX) && QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)
+	QApplication::setDesktopFileName(qsl("telegramdesktop.desktop"));
+#endif
 #ifndef OS_MAC_OLD
 	QApplication::setAttribute(Qt::AA_DisableHighDpiScaling, true);
 #endif // OS_MAC_OLD