diff --git a/qubesmanager/qube_manager.py b/qubesmanager/qube_manager.py
index 8869fde..63c8bf0 100644
--- a/qubesmanager/qube_manager.py
+++ b/qubesmanager/qube_manager.py
@@ -1080,7 +1080,7 @@ class VmManagerWindow(ui_qubemanager.Ui_VmManagerWindow, QtGui.QMainWindow):
     @QtCore.pyqtSlot(name='on_action_backup_triggered')
     def action_backup_triggered(self):
         backup_window = backup.BackupVMsWindow(self.qt_app, self.qubes_app)
-        backup_window.exec_()
+        backup_window.show()
 
     # noinspection PyArgumentList
     @QtCore.pyqtSlot(name='on_action_exit_triggered')