diff --git a/RHash-1.4.2-sw.patch b/RHash-1.4.2-sw.patch
new file mode 100755
index 0000000..4b833af
--- /dev/null
+++ b/RHash-1.4.2-sw.patch
@@ -0,0 +1,39 @@
+diff -Naur RHash-1.4.2.org/configure RHash-1.4.2.sw/configure
+--- RHash-1.4.2.org/configure	2022-02-25 19:11:47.060000000 +0000
++++ RHash-1.4.2.sw/configure	2022-02-25 19:19:40.480000000 +0000
+@@ -402,6 +402,7 @@
+           ia64) HOST_ARCH=ia64 ;;
+           macppc|ppc*|Power*) HOST_ARCH=ppc ;;
+           alpha) HOST_ARCH=alpha ;;
++          sw_64) HOST_ARCH=sw_64 ;;
+           sun4*|sparc*) HOST_ARCH=sparc ;;
+           parisc*|hppa*|9000*) HOST_ARCH=hppa ;;
+           aarch64*) HOST_ARCH=aarch64 ;;
+diff -Naur RHash-1.4.2.org/librhash/byte_order.h RHash-1.4.2.sw/librhash/byte_order.h
+--- RHash-1.4.2.org/librhash/byte_order.h	2022-02-25 19:11:47.060000000 +0000
++++ RHash-1.4.2.sw/librhash/byte_order.h	2022-02-25 19:18:16.820000000 +0000
+@@ -60,7 +60,7 @@
+ /* try detecting endianness by CPU */
+ #ifdef RHASH_BYTE_ORDER
+ #elif defined(CPU_IA32) || defined(CPU_X64) || defined(__ia64) || defined(__ia64__) || \
+-      defined(__alpha__) || defined(_M_ALPHA) || defined(vax) || defined(MIPSEL) || \
++      defined(__alpha__) || defined(_M_ALPHA) || defined(__sw_64__) || defined(_M_SW_64) || defined(vax) || defined(MIPSEL) || \
+       defined(_ARM_) || defined(__arm__)
+ #  define RHASH_BYTE_ORDER RHASH_BYTE_ORDER_LE
+ #elif defined(__sparc) || defined(__sparc__) || defined(sparc) || \
+diff -Naur RHash-1.4.2.org/librhash/test_hashes.h RHash-1.4.2.sw/librhash/test_hashes.h
+--- RHash-1.4.2.org/librhash/test_hashes.h	2022-02-25 19:11:47.070000000 +0000
++++ RHash-1.4.2.sw/librhash/test_hashes.h	2022-02-25 19:19:15.490000000 +0000
+@@ -89,6 +89,12 @@
+ #ifdef __ia64__
+ 	" __ia64__"
+ #endif
++#ifdef __sw_64__
++	" __sw_64__"
++#endif
++#ifdef _M_SW_64
++	" _M_SW_64"
++#endif
+ #ifdef __alpha__
+ 	" __alpha__"
+ #endif
diff --git a/rhash.spec b/rhash.spec
index 6609a5d..8454fd5 100644
--- a/rhash.spec
+++ b/rhash.spec
@@ -1,6 +1,6 @@
 Name:           rhash
 Version:        1.4.2
-Release:        2
+Release:        3
 Summary:        Great utility for computing hash sums
 License:        MIT
 URL:            https://github.com/rhash/RHash
@@ -8,6 +8,7 @@ Source0:        https://github.com/rhash/RHash/archive/v%{version}/rhash-%{versi
 
 #References: https://github.com/rhash/RHash/commit/79a1a0b3d267893c40ac31192b20e20969a3a79c
 Patch0: Fix-bug-with-hash-options-in-check-mode.patch
+Patch1: RHash-1.4.2-sw.patch
 
 BuildRequires:	gcc
 
@@ -33,7 +34,7 @@ Summary:        Documentation for rhash
 Documentation for rhash
 
 %prep
-%autosetup -n RHash-%{version}
+%autosetup -n RHash-%{version} -p1
 sed -i -e '/^INSTALL_SHARED/s/644/755/' librhash/Makefile
 
 %build
@@ -66,6 +67,9 @@ make test-shared
 %{_mandir}/man1/*.1*
 
 %changelog
+* Tue Oct 25 2022 wuzx<wuzx1226@qq.com> - 1.4.2-3
+- Add sw64 architecture
+
 * Fri Oct 21 2022 zhangruifang <zhangruifang1@h-partners.com> - 1.4.2-2
 - Fix bug with hash options in check mode