diff --git a/pygtk-treeview-convert.patch b/pygtk-treeview-convert.patch
new file mode 100644
index 0000000..c681167
--- /dev/null
+++ b/pygtk-treeview-convert.patch
@@ -0,0 +1,58 @@
+Index: gtk/gtktreeview.override
+===================================================================
+--- gtk/gtktreeview.override	(revision 2907)
++++ gtk/gtktreeview.override	(working copy)
+@@ -3321,7 +3321,7 @@
+     return Py_None;
+ }
+ %%
+-override gtk_tree_view_convert_widget_to_bin_window_coords args
++override gtk_tree_view_convert_widget_to_bin_window_coords kwargs
+ static PyObject*
+ _wrap_gtk_tree_view_convert_widget_to_bin_window_coords(PyGObject *self,
+                                                         PyObject *args,
+@@ -3342,7 +3342,7 @@
+     return Py_BuildValue("(ii)", window_x, window_y);
+ }
+ %%
+-override gtk_tree_view_convert_widget_to_tree_coords args
++override gtk_tree_view_convert_widget_to_tree_coords kwargs
+ static PyObject*
+ _wrap_gtk_tree_view_convert_widget_to_tree_coords(PyGObject *self,
+                                                   PyObject *args,
+@@ -3363,7 +3363,7 @@
+     return Py_BuildValue("(ii)", tree_x, tree_y);
+ }
+ %%
+-override gtk_tree_view_convert_tree_to_widget_coords args
++override gtk_tree_view_convert_tree_to_widget_coords kwargs
+ static PyObject*
+ _wrap_gtk_tree_view_convert_tree_to_widget_coords(PyGObject *self,
+                                                   PyObject *args,
+@@ -3384,7 +3384,7 @@
+     return Py_BuildValue("(ii)", widget_x, widget_y);
+ }
+ %%
+-override gtk_tree_view_convert_tree_to_bin_window_coords args
++override gtk_tree_view_convert_tree_to_bin_window_coords kwargs
+ static PyObject*
+ _wrap_gtk_tree_view_convert_tree_to_bin_window_coords(PyGObject *self,
+                                                       PyObject *args,
+@@ -3405,7 +3405,7 @@
+     return Py_BuildValue("(ii)", window_x, window_y);
+ }
+ %%
+-override gtk_tree_view_convert_bin_window_to_widget_coords args
++override gtk_tree_view_convert_bin_window_to_widget_coords kwargs
+ static PyObject*
+ _wrap_gtk_tree_view_convert_bin_window_to_widget_coords(PyGObject *self,
+                                                         PyObject *args,
+@@ -3426,7 +3426,7 @@
+     return Py_BuildValue("(ii)", widget_x, widget_y);
+ }
+ %%
+-override gtk_tree_view_convert_bin_window_to_tree_coords args
++override gtk_tree_view_convert_bin_window_to_tree_coords kwargs
+ static PyObject*
+ _wrap_gtk_tree_view_convert_bin_window_to_tree_coords(PyGObject *self,
+                                                       PyObject *args,
diff --git a/pygtk2.spec b/pygtk2.spec
index e4bd98a..013b154 100644
--- a/pygtk2.spec
+++ b/pygtk2.spec
@@ -6,7 +6,7 @@
 
 Name: pygtk2
 Version: 2.12.0
-Release: 1%{?dist}
+Release: 2%{?dist}
 License: LGPLv2+
 Group: Development/Languages
 Summary: Python bindings for GTK+
@@ -21,6 +21,9 @@ Patch0: pygtk-nodisplay-exception.patch
 # RH bug #217430 / GNOME bug #380020
 Patch1: pygtk2-2.10.3-install-extrafuncs.patch
 
+# fix segfault using treeview coordinate conversion methods (GNOME #479012)
+Patch2: pygtk-treeview-convert.patch
+
 ### Dependencies ###
 
 Requires: gtk2 >= 2.9.4
@@ -83,6 +86,7 @@ libraries so that they interoperate with pygtk.
 %setup -q -n pygtk-%{version}
 %patch0 -p1
 %patch1 -p1 -b .install-extrafuncs
+%patch2 -p0 
 
 %build
 %configure --enable-thread --enable-numpy
@@ -144,6 +148,9 @@ rm -fr $RPM_BUILD_ROOT
 %{_datadir}/gtk-doc/html/pygtk
 
 %changelog
+* Fri Sep 21 2007 Jeremy Katz <katzj@redhat.com> - 2.12.0-2.fc8
+- fix crash using TreeView.convert_widget_to_bin_window_coords
+
 * Sun Sep 16 2007 Matthew Barnes <mbarnes@redhat.com> - 2.12.0-1.fc8
 - Update to 2.12.0