gtk_about_dialog_set_logo_icon_name (GTK_ABOUT_DIALOG (about), "pspp");
- gtk_window_set_icon_name (GTK_WINDOW (about), "pspp");
+ gtk_window_set_icon_name (GTK_WINDOW (about), "org.gnu.pspp");
gtk_about_dialog_set_website (GTK_ABOUT_DIALOG (about), PACKAGE_URL);