diff --git a/gtk2_ardour/export_dialog.h b/gtk2_ardour/export_dialog.h
index 9a15f441e0..c1faa37fee 100644
--- a/gtk2_ardour/export_dialog.h
+++ b/gtk2_ardour/export_dialog.h
@@ -89,8 +89,7 @@ class ExportDialog : public ArdourDialog
 			progress_bar.set_fraction (progress); }
 	
 	ARDOUR::Session& getSession() { return *session; };
-	string get_selected_header_format() {
-		return header_format_combo.get_active_text(); };
+	int get_selected_header_format() { return header_format_combo.get_active_row_number(); }
 	string get_selected_file_name() { return file_entry.get_text(); };
 	
   private:
diff --git a/gtk2_ardour/export_range_markers_dialog.cc b/gtk2_ardour/export_range_markers_dialog.cc
index 1d81f57ade..51ecc71dfd 100644
--- a/gtk2_ardour/export_range_markers_dialog.cc
+++ b/gtk2_ardour/export_range_markers_dialog.cc
@@ -74,7 +74,7 @@ ExportRangeMarkersDialog::process_range_markers_export(Locations::LocationList&
 			string filepath = get_target_filepath(
 				get_selected_file_name(),
 				currentLocation->name(),
-				get_selected_header_format());
+                                sndfile_file_endings_strings[get_selected_header_format()]);
 			
 			initSpec(filepath);