diff --git a/microcode_ctl.spec b/microcode_ctl.spec
index 5958095c4e54e1fb43ac73d429088e6b49792ed9..eb76918af042d2c9c6c1ef1eada07aecb465427b 100644
--- a/microcode_ctl.spec
+++ b/microcode_ctl.spec
@@ -4,10 +4,10 @@
 Name:           microcode_ctl
 Summary:        Microcode update for CPU
 Version:        2.1
-Release:        42
+Release:        43
 License:        GPLv2+ and Redistributable, no modification permitted
 URL:            https://pagure.io/microcode_ctl
-ExclusiveArch:  %{ix86} x86_64
+ExclusiveArch:  %{ix86} x86_64 ppc64le
 Source0:        https://releases.pagure.org/microcode_ctl/%{name}-%{upstream_version}.tar.xz
 
 %description
@@ -27,6 +27,9 @@ make DESTDIR=%{buildroot} PREFIX=%{_prefix} INSDIR=/usr/sbin install clean
 %doc /usr/share/doc/microcode_ctl/*
 
 %changelog
+* Mon Mar 4 2024 peng.zou <peng.zou@shingroup.cn> - 2.1-43
+- add ppc64le support
+
 * Wed Nov 15 2023 lwg K <weigangli99@gmail.com> - 2.1-42
 - update to upstream 2.1-42. 20231114
 - fix CVE-2023-23583