1 files changed, 1 insertions, 1 deletions
diff --git a/Tools/clinic/clinic.py b/Tools/clinic/clinic.py
index 0f40e0679f0..b1bf7826ebf 100755
--- a/Tools/clinic/clinic.py
+++ b/Tools/clinic/clinic.py
@@ -3062,7 +3062,7 @@ class Py_ssize_t_converter(CConverter):
             return """
                 {{{{
                     Py_ssize_t ival = -1;
-                    PyObject *iobj = PyNumber_Index({argname});
+                    PyObject *iobj = _PyNumber_Index({argname});
                     if (iobj != NULL) {{{{
                         ival = PyLong_AsSsize_t(iobj);
                         Py_DECREF(iobj);