shut up a few sphinx warnings
diff --git a/Doc/c-api/buffer.rst b/Doc/c-api/buffer.rst
index 1d880c7..703b7bc 100644
--- a/Doc/c-api/buffer.rst
+++ b/Doc/c-api/buffer.rst
@@ -50,6 +50,7 @@
A pointer to the start of the memory for the object.
.. cmember:: Py_ssize_t len
+ :noindex:
The total length of the memory in bytes.
@@ -58,6 +59,7 @@
An indicator of whether the buffer is read only.
.. cmember:: const char *format
+ :noindex:
A *NULL* terminated string in :mod:`struct` module style syntax giving the
contents of the elements available through the buffer. If this is *NULL*,