diff --git a/more-itertools-4.1.0.tar.gz b/more-itertools-4.1.0.tar.gz
deleted file mode 100644
index adfbac4..0000000
Binary files a/more-itertools-4.1.0.tar.gz and /dev/null differ
diff --git a/more-itertools-8.5.0.tar.gz b/more-itertools-8.5.0.tar.gz
new file mode 100644
index 0000000..2642964
Binary files /dev/null and b/more-itertools-8.5.0.tar.gz differ
diff --git a/python-more-itertools.spec b/python-more-itertools.spec
index 571cee9..07f913f 100644
--- a/python-more-itertools.spec
+++ b/python-more-itertools.spec
@@ -1,12 +1,11 @@
 Name:           python-more-itertools
-Version:        4.1.0
-Release:        6
+Version:        8.5.0
+Release:        1
 Summary:        An opensource python library wrapping around itertools
 License:        MIT
 URL:            https://github.com/erikrose/more-itertools
 Source0:        https://pypi.io/packages/source/m/more-itertools/more-itertools-%{version}.tar.gz
 BuildArch:      noarch
-Patch0000:      python37.patch
 
 %description
 This is a python library for efficient use of itertools utility, which also \
@@ -42,6 +41,9 @@ See https://pythonhosted.org/more-itertools/index.html for more information.
 %{python3_sitelib}/more_itertools-%{version}-py%{python3_version}.egg-info
 
 %changelog
+* Thu Jul 15 2021 huangtianhua <huangtianhua@huawei.com> -8.5.0-1
+- Upgrade to 8.5.0 to support OpenStack-W
+
 * Wed Oct 21 2020 Ge Wang <wangge20@huawei.com> - 4.1.0-6
 - remove python2
 
diff --git a/python37.patch b/python37.patch
deleted file mode 100644
index f46ee73..0000000
--- a/python37.patch
+++ /dev/null
@@ -1,40 +0,0 @@
-From e38574428c952b143fc4e0e42cb99b242c7b7977 Mon Sep 17 00:00:00 2001
-From: Irmen de Jong <irmen@razorvine.net>
-Date: Tue, 3 Apr 2018 19:43:08 +0200
-Subject: [PATCH] fix bucket iteration; adhere to Pep 479. Required for Python
- 3.7 which is now also included in the test matrix
-
----
- more_itertools/more.py | 5 ++++-
- setup.py               | 2 ++
- 4 files changed, 8 insertions(+), 2 deletions(-)
-
-diff --git a/more_itertools/more.py b/more_itertools/more.py
-index c4b08ae..ca413a7 100644
---- a/more_itertools/more.py
-+++ b/more_itertools/more.py
-@@ -723,7 +723,10 @@ def _get_values(self, value):
-             # a matching item, caching the rest.
-             else:
-                 while True:
--                    item = next(self._it)
-+                    try:
-+                        item = next(self._it)
-+                    except StopIteration:
-+                        return
-                     item_value = self._key(item)
-                     if item_value == value:
-                         yield item
-diff --git a/setup.py b/setup.py
-index c4670dd..e6fd01b 100644
---- a/setup.py
-+++ b/setup.py
-@@ -51,6 +51,8 @@ def get_long_description():
-         'Programming Language :: Python :: 3.3',
-         'Programming Language :: Python :: 3.4',
-         'Programming Language :: Python :: 3.5',
-+        'Programming Language :: Python :: 3.6',
-+        'Programming Language :: Python :: 3.7',
-         'Topic :: Software Development :: Libraries'],
-     keywords=['itertools', 'iterator', 'iteration', 'filter', 'peek',
-               'peekable', 'collate', 'chunk', 'chunked'],