--- src/gimv_thumb_win.c
+++ src/gimv_thumb_win.c
@@ -2542,7 +2542,7 @@
 {
    if (tw && tw->priv)
       tw->priv->slideshow_selected_only
-         = gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (widget));
+         = GTK_CHECK_MENU_ITEM (widget)->active;
 }