diff --git a/Doc/c-api/object.rst b/Doc/c-api/object.rst
index ed64f0576ff5a7..1ae8f35c8b8c6a 100644
--- a/Doc/c-api/object.rst
+++ b/Doc/c-api/object.rst
@@ -427,10 +427,10 @@ Object Protocol
 .. c:function:: PyObject* PyObject_GetItemData(PyObject *o)
 
    Get a pointer to per-item data for a class with
-   :c:macro:`Py_TPFLAGS_ITEMS_AT_END`.
+   :const:`Py_TPFLAGS_ITEMS_AT_END`.
 
    On error, set an exception and return ``NULL``.
    :py:exc:`TypeError` is raised if *o* does not have
-   :c:macro:`Py_TPFLAGS_ITEMS_AT_END` set.
+   :const:`Py_TPFLAGS_ITEMS_AT_END` set.
 
    .. versionadded:: 3.12
diff --git a/Doc/c-api/type.rst b/Doc/c-api/type.rst
index bb133f7f98a84f..7eb64a4245159b 100644
--- a/Doc/c-api/type.rst
+++ b/Doc/c-api/type.rst
@@ -363,7 +363,7 @@ The following functions and structs are used to create
       - The requested :c:member:`PyType_Spec.basicsize` is zero,
         suggesting that the subclass does not access the instance's memory
         directly.
-      - With the :c:macro:`Py_TPFLAGS_ITEMS_AT_END` flag.
+      - With the :const:`Py_TPFLAGS_ITEMS_AT_END` flag.
 
    .. c:member:: int flags
 
diff --git a/Doc/c-api/typeobj.rst b/Doc/c-api/typeobj.rst
index 2a6a28c2459ba5..5336dbe01938b1 100644
--- a/Doc/c-api/typeobj.rst
+++ b/Doc/c-api/typeobj.rst
@@ -1171,7 +1171,7 @@ and :c:type:`PyType_Type` effectively act as defaults.)
       :c:member:`~PyTypeObject.tp_weaklistoffset` field is set in a superclass.
 
 
-   .. c:macro:: Py_TPFLAGS_ITEMS_AT_END
+   .. data:: Py_TPFLAGS_ITEMS_AT_END
 
       Only usable with variable-size types, i.e. ones with non-zero
       :c:member:`~PyObject.tp_itemsize`.
diff --git a/Doc/whatsnew/3.12.rst b/Doc/whatsnew/3.12.rst
index 58ffb1b6b31bdc..a7341559a1ea98 100644
--- a/Doc/whatsnew/3.12.rst
+++ b/Doc/whatsnew/3.12.rst
@@ -1021,7 +1021,7 @@ New Features
     inheriting or extending the base class size.
   - :c:func:`PyObject_GetTypeData` and :c:func:`PyType_GetTypeDataSize`
     added to allow access to subclass-specific instance data.
-  - :c:macro:`Py_TPFLAGS_ITEMS_AT_END` and :c:func:`PyObject_GetItemData`
+  - :const:`Py_TPFLAGS_ITEMS_AT_END` and :c:func:`PyObject_GetItemData`
     added to allow safely extending certain variable-sized types, including
     :c:var:`PyType_Type`.
   - :c:macro:`Py_RELATIVE_OFFSET` added to allow defining