diff --git a/Modules/_pickle.c b/Modules/_pickle.c
index 40b29a7..fc119c0 100644
--- a/Modules/_pickle.c
+++ b/Modules/_pickle.c
@@ -3452,6 +3452,8 @@
             PickleState *st = _Pickle_GetGlobalState();
             PyObject *reduce_value = Py_BuildValue("(O(OO))",
                                         st->getattr, parent, lastname);
+            if (reduce_value == NULL)
+                goto error;
             status = save_reduce(self, reduce_value, NULL);
             Py_DECREF(reduce_value);
             if (status < 0)