diff --git a/gtk/gtktreemodel.h b/gtk/gtktreemodel.h
index ea81a21c47..7d082f1dea 100644
--- a/gtk/gtktreemodel.h
+++ b/gtk/gtktreemodel.h
@@ -190,9 +190,12 @@ gboolean     gtk_tree_path_is_ancestor      (GtkTreePath       *path,
 gboolean     gtk_tree_path_is_descendant    (GtkTreePath       *path,
                                              GtkTreePath       *ancestor);
 
-/* Row reference (an object that tracks model changes so it refers to the same
- * row always; a path refers to a position, not a fixed row).  You almost always
- * want to call gtk_tree_row_reference_new.
+/**
+ * GtkTreeRowReference:
+ *
+ * A GtkTreeRowReference tracks model changes so that it always refers to the
+ * same row (a #GtkTreePath refers to a position, not a fixed row). Create a
+ * new GtkTreeRowReference with gtk_tree_row_reference_new().
  */
 
 GType                gtk_tree_row_reference_get_type (void) G_GNUC_CONST;