Fix closes issue10403 - Let's not use members anymore.
diff --git a/Doc/library/gzip.rst b/Doc/library/gzip.rst
index 17896c3..037909b 100644
--- a/Doc/library/gzip.rst
+++ b/Doc/library/gzip.rst
@@ -58,7 +58,7 @@
    time is used.  This module ignores the timestamp when decompressing;
    however, some programs, such as :program:`gunzip`\ , make use of it.
    The format of the timestamp is the same as that of the return value of
-   ``time.time()`` and of the ``st_mtime`` member of the object returned
+   ``time.time()`` and of the ``st_mtime`` attribute of the object returned
    by ``os.stat()``.
 
    Calling a :class:`GzipFile` object's :meth:`close` method does not close