diff -Naur gshutdown-0.2.old/src/gui.c gshutdown-0.2/src/gui.c
--- gshutdown-0.2.old/src/gui.c 2014-08-06 06:41:05.789103128 +0200
+++ gshutdown-0.2/src/gui.c 2014-08-06 06:41:46.573613266 +0200
@@ -725,7 +725,7 @@
GTK_DIALOG_MODAL,
GTK_MESSAGE_QUESTION,
GTK_BUTTONS_YES_NO,
- message);
+ "%s", message);
response = gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(GTK_WIDGET(dialog));
@@ -759,7 +759,7 @@
GTK_DIALOG_MODAL,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_OK,
- message);
+ "%s", message);
gtk_dialog_run(GTK_DIALOG(dialog));
gtk_widget_destroy(dialog);