diff --git a/Objects/fileobject.c b/Objects/fileobject.c
index c0eff8b..840d17b 100644
--- a/Objects/fileobject.c
+++ b/Objects/fileobject.c
@@ -137,7 +137,7 @@
         Py_DECREF(writer);
         return -1;
     }
-    result = _PyObject_CallOneArg(writer, value);
+    result = PyObject_CallOneArg(writer, value);
     Py_DECREF(value);
     Py_DECREF(writer);
     if (result == NULL)