diff --git a/Include/pystate.h b/Include/pystate.h
index 6272492..25c2faa 100644
--- a/Include/pystate.h
+++ b/Include/pystate.h
@@ -124,6 +124,11 @@
 PyAPI_FUNC(void) PyInterpreterState_Clear(PyInterpreterState *);
 PyAPI_FUNC(void) PyInterpreterState_Delete(PyInterpreterState *);
 PyAPI_FUNC(int) _PyState_AddModule(PyObject*, struct PyModuleDef*);
+#if !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x03030000
+/* New in 3.3 */
+PyAPI_FUNC(int) PyState_AddModule(PyObject*, struct PyModuleDef*);
+PyAPI_FUNC(int) PyState_RemoveModule(struct PyModuleDef*);
+#endif
 PyAPI_FUNC(PyObject*) PyState_FindModule(struct PyModuleDef*);
 
 PyAPI_FUNC(PyThreadState *) PyThreadState_New(PyInterpreterState *);