diff --git a/Doc/c-api/structures.rst b/Doc/c-api/structures.rst
index d333df397782e0..987bc167c68d6c 100644
--- a/Doc/c-api/structures.rst
+++ b/Doc/c-api/structures.rst
@@ -63,6 +63,11 @@ under :ref:`reference counting <countingrefs>`.
    See documentation of :c:type:`PyVarObject` above.
 
 
+.. c:var:: PyTypeObject PyBaseObject_Type
+
+   The base class of all other objects, the same as :class:`object` in Python.
+
+
 .. c:function:: int Py_Is(PyObject *x, PyObject *y)
 
    Test if the *x* object is the *y* object, the same as ``x is y`` in Python.