--- pyobjc-core/Modules/objc/objc-runtime-compat.h.orig	2009-05-26 07:46:38.000000000 -0700
+++ pyobjc-core/Modules/objc/objc-runtime-compat.h	2011-10-12 09:17:55.000000000 -0700
@@ -204,6 +204,13 @@
 
 #define class_addMethodList	PyObjC_class_addMethodList
 
+#if __OBJC2__
+@interface Object
+{
+}
+- (id)self;
+@end
+#endif // __OBJC2__
 
 #endif