diff --git a/bbolt-add-loong64-support.patch b/bbolt-add-loong64-support.patch
new file mode 100644
index 0000000..d614dbc
--- /dev/null
+++ b/bbolt-add-loong64-support.patch
@@ -0,0 +1,28 @@
+From 1dea428808d6a7bbc01c891649bad93adb012eb0 Mon Sep 17 00:00:00 2001
+From: Jingyun Hua <huajingyun@loongson.cn>
+Date: Thu, 1 Jun 2023 06:52:55 +0000
+Subject: [PATCH] bbolt:add loong64 support
+
+---
+ vendor/go.etcd.io/bbolt/bolt_loong64.go | 10 ++++++++++
+ 1 file changed, 10 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..31c17c1
+--- /dev/null
++++ b/vendor/go.etcd.io/bbolt/bolt_loong64.go
+@@ -0,0 +1,10 @@
++//go:build loong64
++// +build loong64
++
++package bbolt
++
++// maxMapSize represents the largest mmap size supported by Bolt.
++const maxMapSize = 0xFFFFFFFFFFFF // 256TB
++
++// maxAllocSize is the size used when creating array pointers.
++const maxAllocSize = 0x7FFFFFFF
+-- 
+2.33.0
diff --git a/k3s-containerd.spec b/k3s-containerd.spec
index 9c9f7a8..1533477 100644
--- a/k3s-containerd.spec
+++ b/k3s-containerd.spec
@@ -3,11 +3,14 @@
 %global version_suffix k3s1
 Version:        1.6.6
 Name:           k3s-containerd
-Release:        4
+Release:        5
 Summary:        An industry-standard container runtime
 License:        Apache-2.0
 URL:            https://github.com/k3s-io/containerd
 Source0:        https://github.com/k3s-io/containerd/archive/refs/tags/v%{version}-%{version_suffix}.tar.gz
+#source1 version sys@v0.0.0-20220908164124-27713097b956
+Source1:        sys.tar.gz
+Patch0:         bbolt-add-loong64-support.patch
 
 BuildRequires:  golang glibc-static make btrfs-progs-devel
 
@@ -19,7 +22,11 @@ system: image transfer and storage, container execution and supervision,
 low-level storage and network attachments, etc.
 
 %prep
-%autosetup -n containerd-%{version}-%{version_suffix} 
+%autosetup -n containerd-%{version}-%{version_suffix} -p1
+%ifarch loongarch64
+rm -rf vendor/golang.org/x/sys
+tar -xf %{SOURCE1} -C vendor/golang.org/x/
+%endif
 
 %build
 mkdir -p k3s-containerd/bin
@@ -68,6 +75,9 @@ cp -rf %{_builddir}/containerd-%{version}-%{version_suffix}/. %{buildroot}%{_lib
 
 
 %changelog
+* Tue Jun 06 2023 huajingyun <huajingyun@loongson.cn> - 1.6.6-k3s1-5
+- Add loong64 support
+
 * Fri Mar 03 2023 wangkai <wangkai385@h-partners.com> - 1.6.6-k3s1-4
 - Add PIE,BIND_NOW,RELRO secure compilation options
 
diff --git a/sys.tar.gz b/sys.tar.gz
new file mode 100644
index 0000000..c4b4005
Binary files /dev/null and b/sys.tar.gz differ