1 files changed, 2 insertions, 1 deletions
diff --git a/gtk/gtktooltips.h b/gtk/gtktooltips.h
index 75692cb5d0..49dbcbfe47 100644
--- a/gtk/gtktooltips.h
+++ b/gtk/gtktooltips.h
@@ -57,10 +57,11 @@ struct _GtkTooltips
 {
   GtkObject parent_instance;
 
+  /*< private >*/
   GtkWidget *tip_window;
   GtkWidget *tip_label;
   GtkTooltipsData *active_tips_data;
-  GList *tips_data_list;
+  GList *_tips_data_list; /* unused */
 
   guint   delay : 30;
   guint	  enabled : 1;