diff --git a/gtk/gtkstatusicon.h b/gtk/gtkstatusicon.h
old mode 100644
new mode 100755
index dbb95207e0..677d9b923a
--- a/gtk/gtkstatusicon.h
+++ b/gtk/gtkstatusicon.h
@@ -48,7 +48,7 @@ struct _GtkStatusIcon
 {
   GObject               parent_instance;
 
-  GtkStatusIconPrivate *priv;
+  GtkStatusIconPrivate *GSEAL (priv);
 };
 
 struct _GtkStatusIconClass