diff --git a/python-dmidecode-3.12.2-sw.patch b/python-dmidecode-3.12.3-sw.patch
old mode 100755
new mode 100644
similarity index 68%
rename from python-dmidecode-3.12.2-sw.patch
rename to python-dmidecode-3.12.3-sw.patch
index 7e384ca..3894f03
--- a/python-dmidecode-3.12.2-sw.patch
+++ b/python-dmidecode-3.12.3-sw.patch
@@ -1,6 +1,6 @@
-diff -Nuar python-dmidecode-3.12.2.org/src/dmidecode.c python-dmidecode-3.12.2.sw/src/dmidecode.c
---- python-dmidecode-3.12.2.org/src/dmidecode.c	2022-02-26 07:07:27.810000000 +0000
-+++ python-dmidecode-3.12.2.sw/src/dmidecode.c	2022-02-26 07:08:59.290000000 +0000
+diff -Naru python-dmidecode-3.12.3.org/src/dmidecode.c python-dmidecode-3.12.3.sw/src/dmidecode.c
+--- python-dmidecode-3.12.3.org/src/dmidecode.c	2022-11-17 13:51:28.000000000 +0800
++++ python-dmidecode-3.12.3.sw/src/dmidecode.c	2022-12-06 11:13:37.911806178 +0800
 @@ -2,10 +2,10 @@
  /*. ******* coding:utf-8 AUTOHEADER START v1.1 *******
   *. vim: fileencoding=utf-8 syntax=c sw=2 ts=2 et
@@ -16,11 +16,11 @@ diff -Nuar python-dmidecode-3.12.2.org/src/dmidecode.c python-dmidecode-3.12.2.s
   *.
   *. This file is part of Python DMI-Decode.
   *.
-@@ -831,6 +831,7 @@
-           { 0x2B, "Atom" },
+@@ -882,6 +882,7 @@
+           { 0x2F, "Core m7" },
  
            { 0x30, "Alpha" },
-+          { 0x9916, "Sw_64" },
++	   { 0x9916, "Sw_64" },
            { 0x31, "Alpha 21064" },
            { 0x32, "Alpha 21066" },
            { 0x33, "Alpha 21164" },
diff --git a/python-dmidecode-3.12.3.tar.gz b/python-dmidecode-3.12.3.tar.gz
new file mode 100644
index 0000000..75b18c4
Binary files /dev/null and b/python-dmidecode-3.12.3.tar.gz differ
diff --git a/python-dmidecode.spec b/python-dmidecode.spec
index 2b76422..3ce9247 100644
--- a/python-dmidecode.spec
+++ b/python-dmidecode.spec
@@ -1,15 +1,15 @@
 %define debug_package %{nil}
 
 Name:           python-dmidecode
-Version:        3.12.2
-Release:        24
+Version:        3.12.3
+Release:        1
 Summary:        Python extension module for dmidecode
 
 License:        GPLv2
 URL:            http://projects.autonomy.net.au/python-dmidecode/
-Source0:        https://github.com/nima/python-dmidecode/archive/v%{version}.tar.gz
+Source0:        https://github.com/nima/python-dmidecode/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
 %ifarch sw_64
-Patch1:         python-dmidecode-3.12.2-sw.patch
+Patch1:         python-dmidecode-3.12.3-sw.patch
 %endif
 
 BuildRequires:  gcc libxml2-devel python3-libxml2 python3-devel
@@ -71,6 +71,9 @@ make -C unit-tests
 %doc README doc/README.upstream
 
 %changelog
+* Tue Dec 6 2022 chendexi <chendexi@kylinos.cn> - 3.12.3-1
+- Upgrade to 3.12.3
+
 * Wed Nov 23 2022 wuzx<wuzx1226@qq.com> - 3.12.2-24
 - Add sw64 architecture
 
diff --git a/v3.12.2.tar.gz b/v3.12.2.tar.gz
deleted file mode 100644
index de7a676..0000000
Binary files a/v3.12.2.tar.gz and /dev/null differ