diff --git a/boost-python-vs-x86-64.patch b/boost-python-vs-x86-64.patch
new file mode 100644
index 0000000..2fa43d4
--- /dev/null
+++ b/boost-python-vs-x86-64.patch
@@ -0,0 +1,37 @@
+--- boost/python/detail/wrap_python.hpp	4 Nov 2005 21:38:29 -0000	1.22
++++ boost/python/detail/wrap_python.hpp	12 Apr 2006 15:55:11 -0000
+@@ -141,6 +141,12 @@
+ # include <Python.h>
+ #endif
+ 
++#if PY_VERSION_HEX < 0x02050000
++typedef int Py_ssize_t;
++#define PY_SSIZE_T_MIN INT_MIN
++#define PY_SSIZE_T_MAX INT_MAX
++#endif
++
+ #ifdef BOOST_PYTHON_ULONG_MAX_UNDEFINED
+ # undef ULONG_MAX
+ # undef BOOST_PYTHON_ULONG_MAX_UNDEFINED
+
+diff -u -r1.7 object_protocol.cpp
+--- libs/python/src/object_protocol.cpp	26 Jul 2004 00:32:11 -0000	1.7
++++ libs/python/src/object_protocol.cpp	12 Apr 2006 15:55:31 -0000
+@@ -106,7 +106,7 @@
+       PySequenceMethods *sq = tp->tp_as_sequence;
+ 
+       if (sq && sq->sq_slice && ISINT(v) && ISINT(w)) {
+-          int ilow = 0, ihigh = INT_MAX;
++          Py_ssize_t ilow = 0, ihigh = PY_SSIZE_T_MAX;
+           if (!_PyEval_SliceIndex(v, &ilow))
+               return NULL;
+           if (!_PyEval_SliceIndex(w, &ihigh))
+@@ -133,7 +133,7 @@
+       PySequenceMethods *sq = tp->tp_as_sequence;
+ 
+       if (sq && sq->sq_slice && ISINT(v) && ISINT(w)) {
+-          int ilow = 0, ihigh = INT_MAX;
++          Py_ssize_t ilow = 0, ihigh = PY_SSIZE_T_MAX;
+           if (!_PyEval_SliceIndex(v, &ilow))
+               return -1;
+           if (!_PyEval_SliceIndex(w, &ihigh))
diff --git a/boost.spec b/boost.spec
index e03ba82..739e626 100644
--- a/boost.spec
+++ b/boost.spec
@@ -1,7 +1,7 @@
 Name: boost
 Summary: The Boost C++ Libraries
 Version: 1.33.1
-Release: 11%{?dist}
+Release: 12%{?dist}
 License: Boost Software License (GPL-Compatible, Free Software License)
 URL: http://www.boost.org/
 Group: System Environment/Libraries
@@ -27,6 +27,7 @@ Patch5: boost-serialization-warnings.patch
 Patch6: boost-spirit-warnings.patch
 Patch7: boost-bind-gcc41.patch
 Patch8: boost-cxxflags-debug.patch
+Patch9: boost-python-vs-x86-64.patch
 
 %description
 Boost provides free peer-reviewed portable C++ source libraries.  The
@@ -76,6 +77,7 @@ rm -rf %{buildroot}
 %patch6 -p0
 %patch7 -p0
 %patch8 -p0
+%patch9 -p0
 
 %build
 #build bjam
@@ -181,8 +183,11 @@ rm -rf %{buildroot}
 %doc %{_docdir}/boost-%{version}
 
 %changelog
-* Mon Mar 26 2007 Benjamin Kosnik <bkoz@redhat.com> 1.33.1-11
+* Mon Mar 26 2007 Benjamin Kosnik <bkoz@redhat.com> 1.33.1-12
 - (#233523: libboost_python needs rebuild against python 2.5)
+  Use patch.
+
+* Mon Mar 26 2007 Benjamin Kosnik <bkoz@redhat.com> 1.33.1-11
 - (#225622: Merge Review: boost)
   Source to http.
   BuildRoot to preferred value.