diff --git a/mcelog.spec b/mcelog.spec
index b5fc6fe2488291dd23eafbf7a67fcaccaa81425f..8e5fb0ee8903a4ffaab1480a703c4395dd5c94dc 100644
--- a/mcelog.spec
+++ b/mcelog.spec
@@ -5,7 +5,7 @@
 
 Name:	mcelog
 Version:	198
-Release:	3
+Release:	4
 Epoch:		3
 Summary:	Linux kernel machine check handling middleware
 License:	GPLv2
@@ -15,7 +15,7 @@ Source1:	mce-inject-%{mce_inject_ver}.tar.bz2
 Source2:	aer-inject-%{aer_inject_ver}.tar.bz2
 Source3:	mcelog.conf
 
-ExclusiveArch:  i686 x86_64 loongarch64 riscv64
+ExclusiveArch:  i686 x86_64 loongarch64 riscv64 sw_64
 BuildRequires:	bison flex systemd gcc psmisc
 Requires(post): systemd
 Requires(preun): systemd
@@ -83,6 +83,9 @@ rm -rf $RPM_BUILD_ROOT
 %attr(0644,root,root) %{_mandir}/*/*
 
 %changelog
+* Mon Sep 01 2025 mahailiang <mahailiang@uniontech.com> - 3:198-4
+- add support for sw_64
+
 * Sun Jan 12 2025 Dingli Zhang <dingli@iscas.ac.cn> - 3:198-3
 - add support for riscv64