diff --git a/0001-add-loong64-support-for-etcd.patch b/0001-add-loong64-support-for-etcd.patch
new file mode 100644
index 0000000000000000000000000000000000000000..e70f54a89f464220e64619702c1d0f803ed8390d
--- /dev/null
+++ b/0001-add-loong64-support-for-etcd.patch
@@ -0,0 +1,31 @@
+From 5af3d04b4bf015be831312d9fcf5e6f20d889fa0 Mon Sep 17 00:00:00 2001
+From: Wenlong Zhang <zhangwenlong@loongson.cn>
+Date: Fri, 6 Jan 2023 07:25:42 +0000
+Subject: [PATCH] add loong64 support for etcd
+
+---
+ vendor/go.etcd.io/bbolt/bolt_loong64.go | 12 ++++++++++++
+ 1 file changed, 12 insertions(+)
+ create mode 100644 vendor/go.etcd.io/bbolt/bolt_loong64.go
+
+diff --git a/vendor/go.etcd.io/bbolt/bolt_loong64.go b/vendor/go.etcd.io/bbolt/bolt_loong64.go
+new file mode 100644
+index 0000000..a161182
+--- /dev/null
++++ b/vendor/go.etcd.io/bbolt/bolt_loong64.go
+@@ -0,0 +1,12 @@
++// +build loong64 
++
++package bbolt
++
++// maxMapSize represents the largest mmap size supported by Bolt.
++const maxMapSize = 0x8000000000 // 512GB
++
++// maxAllocSize is the size used when creating array pointers.
++const maxAllocSize = 0x7FFFFFFF
++
++// Are unaligned load/stores broken on this arch?
++var brokenUnaligned = false
+-- 
+2.33.0
+
diff --git a/etcd.spec b/etcd.spec
index f74797d59973760eaa1a47613ca276d5c2e35be0..0733b51f30458fd547e4d0288de6eb58d9b536a3 100644
--- a/etcd.spec
+++ b/etcd.spec
@@ -31,7 +31,7 @@ system.}
 %global gosupfiles      integration/fixtures/* etcdserver/api/v2http/testdata/*
 
 Name:           etcd
-Release:        5
+Release:        6
 Summary:        Distributed reliable key-value store for the most critical data of a distributed system
 
 # Upstream license specification: Apache-2.0
@@ -43,10 +43,12 @@ Source2:        %{name}.conf
 Source3:        man-%{man_version}.tar.gz
 # sh genmanpages.sh path_to_built_source
 Source10:       genmanpages.sh
+Source11:	sys.tar.gz
 # update grpc-go version to v1.32.0
 Patch1:         0001-Convert-int-to-string-using-strconv.Itoa.patch
 Patch2:		0002-Etcd-on-unsupported-platform-without-ETCD_UNSUPPORTED_ARCH=arm64-set.patch
 Patch3:         0003-etcd-3.4.14-sw.patch
+Patch4:		0001-add-loong64-support-for-etcd.patch
 
 BuildRequires:  golang
 BuildRequires:  python3-devel
@@ -67,6 +69,11 @@ Requires(pre):  shadow-utils
 %ifarch sw_64
 %patch3 -p1
 %endif
+%patch4 -p1
+%ifarch loongarch64
+rm -rf vendor/golang.org/x/sys
+tar -xf %{SOURCE11} -C vendor/golang.org/x/
+%endif
 
 # For compatibility
 cp -aR etcdserver/api/snap snap
@@ -153,6 +160,9 @@ getent passwd %{name} >/dev/null || useradd -r -g %{name} -d %{_sharedstatedir}/
 %endif
 
 %changelog
+* Fri Jan 6 2023 Wenlong Zhang<zhangwenlong@loongson.cn> - 3.4.14-6
+- add loong64 support for etcd
+
 * Wed Oct 19 2022 wuzx<wuzx1226@qq.com> - 3.4.14-5
 - add sw64 patch
 
diff --git a/sys.tar.gz b/sys.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..b4ad0697e1e5010da3ab78894255af8b036e8b0c
Binary files /dev/null and b/sys.tar.gz differ