--- Modules/objc/objc-class.m.orig	2009-06-23 15:35:44.000000000 -0700
+++ Modules/objc/objc-class.m	2009-06-29 12:41:41.000000000 -0700
@@ -1413,7 +1413,9 @@
 		((PyTypeObject *)result)->tp_as_buffer = &nsmutabledata_as_buffer;
 	} else if (strcmp(className, "NSBlock") == 0) {
 		((PyTypeObject *)result)->tp_basicsize = sizeof(PyObjCBlockObject);
+#if PY_MAJOR_VERSION > 2 || PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION > 5
 		PyType_Modified((PyTypeObject*)result);
+#endif /* > 2.5 */
 		PyType_Ready((PyTypeObject *)result);
 	}