diff --git a/nginx-1.21.5-sw.patch b/nginx-1.21.5-sw.patch
new file mode 100644
index 0000000000000000000000000000000000000000..c09e8d3db44d86198e97d1e2073afeb76ab4b3af
--- /dev/null
+++ b/nginx-1.21.5-sw.patch
@@ -0,0 +1,15 @@
+diff -Nuar nginx-1.21.5/auto/os/conf nginx-1.21.5-sw/auto/os/conf
+--- nginx-1.21.5/auto/os/conf	2021-12-28 15:28:38.000000000 +0000
++++ nginx-1.21.5-sw/auto/os/conf	2022-07-29 06:54:37.192967680 +0000
+@@ -115,6 +115,11 @@
+         NGX_MACH_CACHE_LINE=64
+     ;;
+ 
++    sw_64 )
++        have=NGX_ALIGNMENT value=16 . auto/define
++        NGX_MACH_CACHE_LINE=64
++    ;;
++
+     *)
+         have=NGX_ALIGNMENT value=16 . auto/define
+         NGX_MACH_CACHE_LINE=32
diff --git a/nginx.spec b/nginx.spec
index 477c11cdb5b11ae32aa615e398ed173d59bf8991..0a534e9209012724facbbad018e111e4f34fc3e0 100644
--- a/nginx.spec
+++ b/nginx.spec
@@ -17,7 +17,7 @@
 Name:              nginx
 Epoch:             1
 Version:           1.21.5
-Release:           4
+Release:           5
 Summary:           A HTTP server, reverse proxy and mail proxy server
 License:           BSD
 URL:               http://nginx.org/
@@ -40,6 +40,7 @@ Patch0:            nginx-auto-cc-gcc.patch
 Patch1:            nginx-1.12.1-logs-perm.patch
 Patch2:            nginx-fix-pidfile.patch
 Patch3:            backport-CVE-2022-41742_CVE-2022-41741.patch
+Patch4:            nginx-1.21.5-sw.patch
 
 BuildRequires:     gcc openssl-devel pcre2-devel zlib-devel systemd gperftools-devel
 Requires:          nginx-filesystem = %{epoch}:%{version}-%{release} openssl
@@ -387,6 +388,9 @@ fi
 %{_mandir}/man8/nginx.8*
 
 %changelog
+* Wed Dec 21 2022 zhangzhixin <zhixin.zhang@i-soft.com.cn> - 1:1.21.5-5
+- Add sw64 arch patch 
+
 * Thu Nov 24 2022 zhouyihang <zhouyihang3@h-partners.com> - 1:1.21.5-4
 - add package mod-devel