diff --git a/gtk/gtkrbtree.h b/gtk/gtkrbtree.h
index 9e088a1b18..c216692158 100644
--- a/gtk/gtkrbtree.h
+++ b/gtk/gtkrbtree.h
@@ -46,7 +46,6 @@ typedef enum
 
 typedef struct _GtkRBTree GtkRBTree;
 typedef struct _GtkRBNode GtkRBNode;
-typedef struct _GtkRBTreeView GtkRBTreeView;
 
 typedef void (*GtkRBTreeTraverseFunc) (GtkRBTree  *tree,
                                        GtkRBNode  *node,