1diff --git i/src/ocrfeeder/studio/studioBuilder.py w/src/ocrfeeder/studio/studioBuilder.py
2index 7a2ccdc..7af19d9 100644
3--- i/src/ocrfeeder/studio/studioBuilder.py
4+++ w/src/ocrfeeder/studio/studioBuilder.py
5@@ -144,7 +144,7 @@ class Studio:
6 if not self.ocr_engines:
7 engines = self.configuration_manager.getEnginesInSystem()
8 if engines:
9- add_engines_dialog = widgetPresenter.SystemEnginesDialog(engines)
10+ add_engines_dialog = widgetPresenter.SystemEnginesDialog(self.main_window, engines)
11 response = add_engines_dialog.run()
12 if response == Gtk.ResponseType.ACCEPT:
13 for engine in add_engines_dialog.getChosenEngines():