diff --git a/sys.tar.gz b/sys.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..fe90e0ae360efeceb0edd58d0e1a05abfca2d861
Binary files /dev/null and b/sys.tar.gz differ
diff --git a/umoci.spec b/umoci.spec
index e2447e04ef3ce04492a9554a6afba5bc4df59c2a..44859afe621ff4648c154fa81b7b0c8523ca6b3d 100644
--- a/umoci.spec
+++ b/umoci.spec
@@ -4,12 +4,13 @@
 
 Name:           umoci
 Version:        0.4.7
-Release:        2
+Release:        3
 Summary:        Open Container Image manipulation tool
 License:        ISC and MIT and Apache-2.0
 URL:            https://github.com/opencontainers/umoci
 Source0:        https://github.com/opencontainers/umoci/archive/v0.4.7.tar.gz
 Source1:        https://github.com/cpuguy83/go-md2man/archive/v1.0.10.tar.gz
+Source2:        sys.tar.gz
 Patch0000:      fix-bad-build-flags.patch
 BuildRequires:  fdupes go >= 1.6
 
@@ -23,6 +24,10 @@ the OCI.
 %prep
 %autosetup -n %{name}-%{version} -p1
 tar -xf %SOURCE1
+%ifarch loongarch64
+rm -rf vendor/golang.org/x/sys
+tar -xf %{SOURCE2} -C vendor/golang.org/x
+%endif
 
 %build
 cd go-md2man-*
@@ -55,6 +60,9 @@ done
 %{_mandir}/man1/umoci*
 
 %changelog
+* Fri Mar 3 2023 doupengda <doupengda@loongson.cn> - 0.4.7-3
+- Add support for loongarch64
+
 * Tue Feb 15 2022 caodongxia <caodongxia@huawei.com> - 0.4.7-2
 - fix bad build flags