--- gcin-2.7.1/util.cpp.orig	2012-01-04 13:26:58.000000000 +0800
+++ gcin-2.7.1/util.cpp	2012-01-17 16:38:05.267168388 +0800
@@ -368,7 +368,7 @@ void box_warn(char *fmt,...)
   GtkWidget *dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
                                    GTK_MESSAGE_ERROR,
                                    GTK_BUTTONS_CLOSE,
-                                   out);
+                                   "%s", out);
   gtk_dialog_run (GTK_DIALOG (dialog));
   gtk_widget_destroy (dialog);
 }