diff --git a/backport-Fix-import-of-utilist.patch b/backport-Fix-import-of-utilist.patch
deleted file mode 100644
index 7458cc2..0000000
--- a/backport-Fix-import-of-utilist.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-From 208b963455fa5ff658b24e513639f27ef66920ce Mon Sep 17 00:00:00 2001
-From: John Kacur <jkacur@redhat.com>
-Date: Wed, 2 Sep 2020 09:32:30 +0800
-Subject: [PATCH] Fix import of utilist
-
-reason:If procfs/utilist.py is not in your PYTHONPATH, the import can fail.
-Specify it fully.
-
-Signed-off-by: John Kacur <jkacur@redhat.com>
-
-https://kernel.googlesource.com/pub/scm/libs/python/python-linux-procfs/python-linux-procfs/+/208b963455fa5ff658b24e513639f27ef66920ce%5E%21/
----
- procfs/procfs.py | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/procfs/procfs.py b/procfs/procfs.py
-index a586ae2..3cfa941 100755
---- a/procfs/procfs.py
-+++ b/procfs/procfs.py
-@@ -21,7 +21,7 @@
- import os, time
- from functools import reduce
- from six.moves import range
--from utilist import bitmasklist
-+from procfs.utilist import bitmasklist
- import platform
- import re
- 
--- 
-2.19.1
-
diff --git a/python-linux-procfs-0.6.2.tar.gz b/python-linux-procfs-0.6.2.tar.gz
deleted file mode 100644
index ebe1c20..0000000
Binary files a/python-linux-procfs-0.6.2.tar.gz and /dev/null differ
diff --git a/python-linux-procfs-0.6.3.tar.gz b/python-linux-procfs-0.6.3.tar.gz
new file mode 100644
index 0000000..aa70ee1
Binary files /dev/null and b/python-linux-procfs-0.6.3.tar.gz differ
diff --git a/python-linux-procfs.spec b/python-linux-procfs.spec
index 21a831d..8221020 100644
--- a/python-linux-procfs.spec
+++ b/python-linux-procfs.spec
@@ -2,8 +2,8 @@
 Python classes to extract information from the Linux kernel /proc files.
 
 Name: python-linux-procfs
-Version: 0.6.2
-Release: 4
+Version: 0.6.3
+Release: 1
 Summary: Linux /proc abstraction classes
 License: GPLv2
 URL: https://rt.wiki.kernel.org/index.php/Tuna
@@ -11,8 +11,6 @@ Source: https://git.kernel.org/pub/scm/libs/python/%{name}/%{name}.git/snapshot/
 BuildArch: noarch
 BuildRequires: python3-devel python3-setuptools
 
-Patch0: backport-Fix-import-of-utilist.patch
-
 %description %_description
 
 %package -n python3-linux-procfs
@@ -40,6 +38,9 @@ Requires: python3-six
 %license COPYING
 
 %changelog
+* Wed Nov 24 2021 liudabo <liudabo1@huawei.com> - 0.6.3-1
+- upgrade version to 0.6.3
+
 * Fri Oct 30 2020 wuchaochao <wuchaochao4@huawei.com> - 0.6.2-4
 - Type:bufix
 - CVE:NA