diff --git a/Doc/c-api/object.rst b/Doc/c-api/object.rst
index a25ff244c9f07c6..b56a342d99d1bc5 100644
--- a/Doc/c-api/object.rst
+++ b/Doc/c-api/object.rst
@@ -81,9 +81,8 @@ Object Protocol
    return ``0`` on success.  This is the equivalent of the Python statement
    ``o.attr_name = v``.
 
-   If *v* is ``NULL``, the attribute is deleted. This behaviour is deprecated
-   in favour of using :c:func:`PyObject_DelAttr`, but there are currently no
-   plans to remove it.
+   Delete the attribute named *attr_name* if *v* is ``NULL``. The function
+   :c:func:`PyObject_DelAttr` is preferred to delete an attribute.
 
 
 .. c:function:: int PyObject_SetAttrString(PyObject *o, const char *attr_name, PyObject *v)
@@ -93,8 +92,8 @@ Object Protocol
    return ``0`` on success.  This is the equivalent of the Python statement
    ``o.attr_name = v``.
 
-   If *v* is ``NULL``, the attribute is deleted, but this feature is
-   deprecated in favour of using :c:func:`PyObject_DelAttrString`.
+   Delete the attribute named *attr_name* if *v* is ``NULL``. The function
+   :c:func:`PyObject_DelAttrString` is preferred to delete an attribute.
 
 
 .. c:function:: int PyObject_GenericSetAttr(PyObject *o, PyObject *name, PyObject *value)
diff --git a/Doc/c-api/sequence.rst b/Doc/c-api/sequence.rst
index 402a3e5e09ff560..d8cf6f4efea2728 100644
--- a/Doc/c-api/sequence.rst
+++ b/Doc/c-api/sequence.rst
@@ -69,8 +69,8 @@ Sequence Protocol
    is the equivalent of the Python statement ``o[i] = v``.  This function *does
    not* steal a reference to *v*.
 
-   If *v* is ``NULL``, the element is deleted, but this feature is
-   deprecated in favour of using :c:func:`PySequence_DelItem`.
+   Delete the *i*\ th element if *v* is ``NULL``. The function
+   :c:func:`PySequence_DelItem` is preferred to delete an element.
 
 
 .. c:function:: int PySequence_DelItem(PyObject *o, Py_ssize_t i)
@@ -84,6 +84,9 @@ Sequence Protocol
    Assign the sequence object *v* to the slice in sequence object *o* from *i1* to
    *i2*.  This is the equivalent of the Python statement ``o[i1:i2] = v``.
 
+   Delete the  elements if *v* is ``NULL``. The function
+   :c:func:`PySequence_DelSlice` is preferred to delete elements.
+
 
 .. c:function:: int PySequence_DelSlice(PyObject *o, Py_ssize_t i1, Py_ssize_t i2)