diff --git a/QgisModelBaker/gui/workflow_wizard/project_creation_page.py b/QgisModelBaker/gui/workflow_wizard/project_creation_page.py
index 6d97cb607..11f613767 100644
--- a/QgisModelBaker/gui/workflow_wizard/project_creation_page.py
+++ b/QgisModelBaker/gui/workflow_wizard/project_creation_page.py
@@ -164,9 +164,7 @@ def _use_existing(self, state):
             )
             # wait before activating until end of refreshment
             self.workflow_wizard.busy(self, True, self.tr("Refresh repository data..."))
-            self.ilitoppingcache.model_refreshed.connect(
-                lambda: self._enable_topping_selection(True)
-            )
+            self.ilitoppingcache.model_refreshed.connect(self._enable_topping_selection)
             self.ilitoppingcache.refresh()
 
             completer = QCompleter(