diff --git a/0002-add-sw_64-support.patch b/0002-add-sw_64-support.patch
new file mode 100644
index 0000000..128725b
--- /dev/null
+++ b/0002-add-sw_64-support.patch
@@ -0,0 +1,28 @@
+From ff75bcb2259bee9a731f518a525b986ac3e6dfad Mon Sep 17 00:00:00 2001
+From: Hailiang <mahailiang@uniontech.com>
+Date: Tue, 13 May 2025 15:01:56 +0800
+Subject: [PATCH] add sw_64 support
+
+---
+ src/local-elf.h | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/src/local-elf.h b/src/local-elf.h
+index c568727..79cb47f 100644
+--- a/src/local-elf.h
++++ b/src/local-elf.h
+@@ -242,6 +242,11 @@
+ #endif
+ #define ELF_TARG_DATA	ELFDATA2MSB
+ 
++#elif defined(__sw_64__)
++#define ELF_TARG_MACH	EM_SW_64
++#define ELF_TARG_DATA	ELFDATA2LSB
++#define ELF_TARG_CLASS	ELFCLASS64
++
+ #elif defined(__tilegx__)
+ 
+ #define ELF_TARG_MACH	EM_TILEGX
+-- 
+2.20.1
+
diff --git a/libbsd.spec b/libbsd.spec
index e43aaed..abca8e4 100644
--- a/libbsd.spec
+++ b/libbsd.spec
@@ -1,6 +1,6 @@
 Name:           libbsd
 Version:        0.10.0
-Release:        2
+Release:        3
 Summary:        Library providing BSD-compatible functions for portability
 URL:            http://libbsd.freedesktop.org/
 License:        BSD and ISC and Copyright only and Public Domain
@@ -9,6 +9,7 @@ Source0:        http://libbsd.freedesktop.org/releases/libbsd-%{version}.tar.xz
 # Use symver attribute for symbol versioning
 Patch1:         %{name}-symver.patch
 Patch2:		0001-add-loongarch64-support-for-libbsd.patch
+Patch3:		0002-add-sw_64-support.patch
 
 BuildRequires:  gcc
 BuildRequires:  autoconf automake libtool
@@ -41,6 +42,7 @@ configured using "pkg-config --libs libbsd-ctor".
 
 %patch1 -p1 -b .symver
 %patch2 -p1
+%patch3 -p1
 
 %build
 autoreconf -fiv
@@ -79,6 +81,9 @@ rm %{buildroot}%{_mandir}/man3/explicit_bzero.3bsd
 %{_libdir}/pkgconfig/%{name}-ctor.pc
 
 %changelog
+* Tue May 13 2025 mahailiang <mahailiang@uniontech.com> - 0.10.0-3
+- add sw_64 support
+
 * Thu Oct 31 2024 Wenlong Zhang <zhangwenlong@loongson.cn> - 0.10.0-2
 - add loongarch64 support for libbsd