diff --git a/Include/pyerrors.h b/Include/pyerrors.h
index 61751e62732..bdc17eee967 100644
--- a/Include/pyerrors.h
+++ b/Include/pyerrors.h
@@ -49,7 +49,6 @@ void PyErr_Restore Py_PROTO((PyObject *, PyObject *, PyObject *));
 
 extern DL_IMPORT(PyObject *) PyExc_AccessError;
 extern DL_IMPORT(PyObject *) PyExc_AttributeError;
-extern DL_IMPORT(PyObject *) PyExc_ConflictError;
 extern DL_IMPORT(PyObject *) PyExc_EOFError;
 extern DL_IMPORT(PyObject *) PyExc_FloatingPointError;
 extern DL_IMPORT(PyObject *) PyExc_IOError;