1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/_struct.c b/Modules/_struct.c
index f759f0b..81cdbb9 100644
--- a/Modules/_struct.c
+++ b/Modules/_struct.c
@@ -121,7 +121,7 @@ get_pylong(PyObject *v)
     if (!PyLong_Check(v)) {
         /* Not an integer;  try to use __index__ to convert. */
         if (PyIndex_Check(v)) {
-            v = PyNumber_Index(v);
+            v = _PyNumber_Index(v);
             if (v == NULL)
                 return NULL;
         }