diff --git a/thunar/thunar-progress-view.c b/thunar/thunar-progress-view.c
index c2b445c8..e30fb681 100644
--- a/thunar/thunar-progress-view.c
+++ b/thunar/thunar-progress-view.c
@@ -228,7 +228,7 @@ thunar_progress_view_init (ThunarProgressView *view)
   gtk_widget_show (view->progress_label);
 
   button = gtk_button_new_from_icon_name ("process-stop", GTK_ICON_SIZE_BUTTON);
-  gtk_button_set_label (button, _("Cancel"));
+  gtk_button_set_label (GTK_BUTTON (button), _("Cancel"));
   g_signal_connect_swapped (button, "clicked", G_CALLBACK (thunar_progress_view_cancel_job), view);
   gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, TRUE, 0);
   gtk_widget_set_can_focus (button, FALSE);