1 files changed, 1 insertions, 1 deletions
diff --git a/Modules/_csv.c b/Modules/_csv.c
index e5324ae..08907db 100644
--- a/Modules/_csv.c
+++ b/Modules/_csv.c
@@ -1259,7 +1259,7 @@ csv_writerow(WriterObj *self, PyObject *seq)
                                      (void *) self->rec, self->rec_len);
     if (line == NULL)
         return NULL;
-    result = PyObject_CallFunctionObjArgs(self->writeline, line, NULL);
+    result = _PyObject_CallArg1(self->writeline, line);
     Py_DECREF(line);
     return result;
 }