diff --git a/shim.spec b/shim.spec
index 9cf79cca64642c80e045645128443074f2a55297..11bd1e1b8e633e3cb621297a976329b118137e60 100644
--- a/shim.spec
+++ b/shim.spec
@@ -22,7 +22,7 @@
 
 Name:		shim
 Version:	15
-Release:        23
+Release:        24
 Summary:	First-stage UEFI bootloader
 ExclusiveArch:  x86_64 aarch64
 License:	BSD
@@ -58,7 +58,7 @@ BuildRequires:	elfutils-libelf-devel openssl-devel openssl git pesign gnu-efi gn
 Requires:       dbxtool efi-filesystem mokutil
 Provides:	bundled(openssl) = 1.0.2j
 Provides:       shim-%{efi_arch}
-Obsoletes:      shim-%{efi_arch}
+Obsoletes:      shim-%{efi_arch} < %{version}-%{release}
 
 %description
 Initial UEFI bootloader that handles chaining to a trusted full \
@@ -151,6 +151,9 @@ cd ..
 /usr/src/debug/%{name}-%{version}-%{release}/*
 
 %changelog
+* Wed Nov 23 2022 jinlun <jinlun@huawei.com> - 15-24
+- add Obsoletes edition number
+
 * Fri Sep 16 2022 jinlun <jinlun@huawei.com> - 15-23
 - fix CVE-2017-3735 CVE-2017-3737 CVE-2018-0732 CVE-2018-0737
   CVE-2018-0739 CVE-2019-1563 CVE-2020-1971 CVE-2021-23840