diff --git a/ChangeLog b/ChangeLog
index 6d4ef4c09f..b9eb03d442 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-05-02  Christian Persch  <chpe@gnome.org>
+
+	* gtk/gtktreemodel.c: (gtk_tree_iter_copy), (gtk_tree_iter_free): Use
+	GSlice for gtk_tree_iter_copy. Bug #434863.
+
 2007-05-02  Christian Persch  <chpe@gnome.org>
 
 	* gtk/gtkpapersize.c: (gtk_paper_size_get_paper_sizes): Put only
diff --git a/gtk/gtktreemodel.c b/gtk/gtktreemodel.c
index 88022b805b..2f8294b621 100644
--- a/gtk/gtktreemodel.c
+++ b/gtk/gtktreemodel.c
@@ -864,7 +864,7 @@ gtk_tree_iter_copy (GtkTreeIter *iter)
 
   g_return_val_if_fail (iter != NULL, NULL);
 
-  retval = g_new (GtkTreeIter, 1);
+  retval = g_slice_new (GtkTreeIter);
   *retval = *iter;
 
   return retval;
@@ -882,7 +882,7 @@ gtk_tree_iter_free (GtkTreeIter *iter)
 {
   g_return_if_fail (iter != NULL);
 
-  g_free (iter);
+  g_slice_free (GtkTreeIter, iter);
 }
 
 GType