diff --git a/3000-Add-loongarch64-support.patch b/3000-Add-loongarch64-support.patch
new file mode 100644
index 0000000000000000000000000000000000000000..5de6168d82536d3aad16d391ec3d308a2242a710
--- /dev/null
+++ b/3000-Add-loongarch64-support.patch
@@ -0,0 +1,42 @@
+From 006551b798d9066ca8cbd3f01b2309329c4ca20c Mon Sep 17 00:00:00 2001
+From: yangchenguang <yangchenguang@kylinsec.com.cn>
+Date: Fri, 12 May 2023 14:38:23 +0800
+Subject: [PATCH] Add loongarch64 support
+
+Signed-off-by: yangchenguang <yangchenguang@kylinsec.com.cn>
+---
+ programs/addconn/addconn.c     | 2 ++
+ programs/pluto/pluto_seccomp.c | 2 ++
+ 2 files changed, 4 insertions(+)
+
+diff --git a/programs/addconn/addconn.c b/programs/addconn/addconn.c
+index 527d5cf..900a6c7 100644
+--- a/programs/addconn/addconn.c
++++ b/programs/addconn/addconn.c
+@@ -99,7 +99,9 @@ static void init_seccomp_addconn(uint32_t def_action, struct logger *logger)
+ 	LSW_SECCOMP_ADD(epoll_pwait);
+ 	LSW_SECCOMP_ADD(exit_group);
+ 	LSW_SECCOMP_ADD(fcntl);
++#ifndef __loongarch64
+ 	LSW_SECCOMP_ADD(fstat);
++#endif
+ 	LSW_SECCOMP_ADD(futex);
+ 	LSW_SECCOMP_ADD(getdents);
+ 	LSW_SECCOMP_ADD(getegid);
+diff --git a/programs/pluto/pluto_seccomp.c b/programs/pluto/pluto_seccomp.c
+index 27b1560..775033f 100644
+--- a/programs/pluto/pluto_seccomp.c
++++ b/programs/pluto/pluto_seccomp.c
+@@ -138,7 +138,9 @@ static void init_seccomp(uint32_t def_action, bool main, struct logger *logger)
+ 	LSW_SECCOMP_ADD(exit);
+ 	LSW_SECCOMP_ADD(exit_group);
+ 	LSW_SECCOMP_ADD(fcntl);
++#ifndef __loongarch64
+ 	LSW_SECCOMP_ADD(fstat);
++#endif
+ 	LSW_SECCOMP_ADD(futex);
+ 	LSW_SECCOMP_ADD(getpid);
+ 	LSW_SECCOMP_ADD(gettid);
+-- 
+2.34.1
+
diff --git a/libreswan.spec b/libreswan.spec
index 9e7150fcf06f4a63ad845077cc79ca680d9885ab..96594a948747738fa0a939c2117e2d987b306ad2 100644
--- a/libreswan.spec
+++ b/libreswan.spec
@@ -35,6 +35,8 @@ Source2: https://download.libreswan.org/cavs/ikev1_psk.fax.bz2
 Source3: https://download.libreswan.org/cavs/ikev2.fax.bz2
 Source4: openeuler-libreswan-sysctl.conf
 
+Patch3000: 3000-Add-loongarch64-support.patch
+
 BuildRequires: audit-libs-devel
 BuildRequires: bison
 BuildRequires: curl-devel
@@ -190,9 +192,15 @@ certutil -N -d sql:$tmpdir --empty-password
 %attr(0644,root,root) %doc %{_mandir}/*/*
 
 %changelog
-* Tue Mar 12 2024 yaoxin <yao_xin001@hoperun.com> - 4.14-1
+* Tue Mar 26 2024 yaoxin <yao_xin001@hoperun.com> - 4.14-1
 - Upgrade to 4.14 for fix CVE-2024-2357
 
+* Mon Sep 11 2023 penghaitao <htpengc@isoftstone.com> - 4.12-3
+- Fix build error of 3000-Add-loongarch64-support.patch
+
+* Mon Aug 14 2023 suwei <suwei@kylinsec.com.cn> - 4.12-2
+- Add loongarch64 support
+
 * Sat Aug 12 2023 Funda Wang <fundawang@yeah.net> - 4.12-1
 - Update to 4.12 for CVE-2023-38710, CVE-2023-38711 and CVE-2023-38712