diff --git a/Include/pyerrors.h b/Include/pyerrors.h
index 45e8042f136..ece1f3fedbd 100644
--- a/Include/pyerrors.h
+++ b/Include/pyerrors.h
@@ -53,7 +53,10 @@ void PyErr_NormalizeException Py_PROTO((PyObject**, PyObject**, PyObject**));
 
 /* Predefined exceptions */
 
-extern DL_IMPORT(PyObject *) PyExc_AccessError;
+extern DL_IMPORT(PyObject *) PyExc_StandardError;
+extern DL_IMPORT(PyObject *) PyExc_NumberError;
+extern DL_IMPORT(PyObject *) PyExc_LookupError;
+
 extern DL_IMPORT(PyObject *) PyExc_AssertionError;
 extern DL_IMPORT(PyObject *) PyExc_AttributeError;
 extern DL_IMPORT(PyObject *) PyExc_EOFError;
@@ -74,6 +77,9 @@ extern DL_IMPORT(PyObject *) PyExc_TypeError;
 extern DL_IMPORT(PyObject *) PyExc_ValueError;
 extern DL_IMPORT(PyObject *) PyExc_ZeroDivisionError;
 
+extern DL_IMPORT(PyObject *) PyExc_MemoryErrorInst;
+
+
 /* Convenience functions */
 
 extern int PyErr_BadArgument Py_PROTO((void));