tp_iter only exists with Py_TPFLAGS_HAVE_ITER #4901
diff --git a/Doc/c-api/typeobj.rst b/Doc/c-api/typeobj.rst
index 463223a..24f508e 100644
--- a/Doc/c-api/typeobj.rst
+++ b/Doc/c-api/typeobj.rst
@@ -743,7 +743,7 @@
    :attr:`__weakref__`, the type inherits its :attr:`tp_weaklistoffset` from its
    base type.
 
-The next two fields only exist if the :const:`Py_TPFLAGS_HAVE_CLASS` flag bit is
+The next two fields only exist if the :const:`Py_TPFLAGS_HAVE_ITER` flag bit is
 set.