diff --git a/gtk2_ardour/editor_sources.cc b/gtk2_ardour/editor_sources.cc
index ee8e84458e..231efee74d 100644
--- a/gtk2_ardour/editor_sources.cc
+++ b/gtk2_ardour/editor_sources.cc
@@ -161,8 +161,6 @@ EditorSources::EditorSources (Editor* e)
 	_display.set_headers_visible (true);
 	_display.set_rules_hint ();
 
-	_display.get_selection()->set_select_function (sigc::mem_fun (*this, &EditorSources::selection_filter));
-
 	//set the color of the name field
 	TreeViewColumn* tv_col = _display.get_column(0);
 	CellRendererText* renderer = dynamic_cast<CellRendererText*>(_display.get_column_cell_renderer (0));
@@ -802,12 +800,6 @@ EditorSources::drag_data_received (const RefPtr<Gdk::DragContext>& context,
 	/* ToDo:  allow dropping files/loops into the source list?  */
 }
 
-bool
-EditorSources::selection_filter (const RefPtr<TreeModel>& model, const TreeModel::Path& path, bool already_selected)
-{
-	return true;
-}
-
 /** @return Region that has been dragged out of the list, or 0 */
 boost::shared_ptr<ARDOUR::Region>
 EditorSources::get_dragged_region ()
diff --git a/gtk2_ardour/editor_sources.h b/gtk2_ardour/editor_sources.h
index 7ab4a9079a..109ba82b3b 100644
--- a/gtk2_ardour/editor_sources.h
+++ b/gtk2_ardour/editor_sources.h
@@ -100,8 +100,6 @@ private:
 
 	sigc::connection _change_connection;
 
-	bool selection_filter (const Glib::RefPtr<Gtk::TreeModel>& model, const Gtk::TreeModel::Path& path, bool yn);
-
 	Gtk::Widget* old_focus;
 
 	Gtk::CellEditable* tags_editable;