diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index ad24bc5d83933a0..e83520454d8a797 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -14071,6 +14071,7 @@ PyTypeObject PyUnicode_Type = {
     0,                            /* tp_alloc */
     unicode_new,                  /* tp_new */
     PyObject_Free,                /* tp_free */
+    .tp_version_tag = _Py_TYPE_VERSION_STR,
     .tp_vectorcall = unicode_vectorcall,
     ._tp_iteritem = unicode_iteritem,
 };