diff --git a/Telegram/SourceFiles/export/export_manager.cpp b/Telegram/SourceFiles/export/export_manager.cpp
index 214fa8d889..7277adef33 100644
--- a/Telegram/SourceFiles/export/export_manager.cpp
+++ b/Telegram/SourceFiles/export/export_manager.cpp
@@ -67,7 +67,7 @@ bool Manager::inProgress(not_null<Main::Session*> session) const {
 	return _panel && (&_panel->session() == session);
 }
 
-void Manager::stopWithConfirmation(FnMut<void()> callback) {
+void Manager::stopWithConfirmation(Fn<void()> callback) {
 	if (!_panel) {
 		callback();
 		return;
diff --git a/Telegram/SourceFiles/export/export_manager.h b/Telegram/SourceFiles/export/export_manager.h
index 3879d10ee4..0d69a5747f 100644
--- a/Telegram/SourceFiles/export/export_manager.h
+++ b/Telegram/SourceFiles/export/export_manager.h
@@ -38,7 +38,7 @@ public:
 	[[nodiscard]] rpl::producer<View::PanelController*> currentView() const;
 	[[nodiscard]] bool inProgress() const;
 	[[nodiscard]] bool inProgress(not_null<Main::Session*> session) const;
-	void stopWithConfirmation(FnMut<void()> callback);
+	void stopWithConfirmation(Fn<void()> callback);
 	void stop();
 
 private:
diff --git a/Telegram/SourceFiles/export/view/export_view_panel_controller.cpp b/Telegram/SourceFiles/export/view/export_view_panel_controller.cpp
index 3b0517a090..8a9baaaaa1 100644
--- a/Telegram/SourceFiles/export/view/export_view_panel_controller.cpp
+++ b/Telegram/SourceFiles/export/view/export_view_panel_controller.cpp
@@ -329,7 +329,7 @@ void PanelController::showProgress() {
 	_panel->setHideOnDeactivate(true);
 }
 
-void PanelController::stopWithConfirmation(FnMut<void()> callback) {
+void PanelController::stopWithConfirmation(Fn<void()> callback) {
 	if (!v::is<ProcessingState>(_state)) {
 		LOG(("Export Info: Stop Panel Without Confirmation."));
 		stopExport();
diff --git a/Telegram/SourceFiles/export/view/export_view_panel_controller.h b/Telegram/SourceFiles/export/view/export_view_panel_controller.h
index 542992434f..70c72f8a69 100644
--- a/Telegram/SourceFiles/export/view/export_view_panel_controller.h
+++ b/Telegram/SourceFiles/export/view/export_view_panel_controller.h
@@ -43,7 +43,7 @@ public:
 	}
 
 	void activatePanel();
-	void stopWithConfirmation(FnMut<void()> callback = nullptr);
+	void stopWithConfirmation(Fn<void()> callback = nullptr);
 
 	[[nodiscard]] rpl::producer<> stopRequests() const;