diff --git a/0006-Add-loongarch64-support.patch b/0006-Add-loongarch64-support.patch
new file mode 100644
index 0000000..fe05768
--- /dev/null
+++ b/0006-Add-loongarch64-support.patch
@@ -0,0 +1,26 @@
+From ec1ffd36dc26b64284e888d0a8484cde599ca7c3 Mon Sep 17 00:00:00 2001
+From: yangchenguang <yangchenguang@kylinsec.com.cn>
+Date: Tue, 9 May 2023 14:03:28 +0800
+Subject: [PATCH] Add loongarch64 support
+
+Signed-off-by: yangchenguang <yangchenguang@kylinsec.com.cn>
+---
+ source/include/platform/aclinux.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/source/include/platform/aclinux.h b/source/include/platform/aclinux.h
+index 58e073b..042a047 100644
+--- a/source/include/platform/aclinux.h
++++ b/source/include/platform/aclinux.h
+@@ -215,7 +215,7 @@
+ #define ACPI_CAST_PTHREAD_T(Pthread) ((ACPI_THREAD_ID) (Pthread))
+ 
+ #if defined(__ia64__)    || (defined(__x86_64__) && !defined(__ILP32__)) ||\
+-    defined(__aarch64__) || defined(__sw_64__) || defined(__PPC64__) ||\
++    defined(__aarch64__) || defined(__sw_64__) || defined(__loongarch__) || defined(__PPC64__) ||\
+     defined(__s390x__) ||\
+     (defined(__riscv) && (defined(__LP64__) || defined(_LP64)))
+ #define ACPI_MACHINE_WIDTH          64
+-- 
+2.33.0
+
diff --git a/acpica-tools.spec b/acpica-tools.spec
index 1223e8c..b47c04b 100644
--- a/acpica-tools.spec
+++ b/acpica-tools.spec
@@ -1,6 +1,6 @@
 Name:           acpica-tools
 Version:        20210604
-Release:        4
+Release:        5
 Summary:        Tools for OS-independent reference implementation of ACPI
 
 License:        GPLv2
@@ -15,6 +15,7 @@ Patch0002:      0002-cve-2017-13694.patch
 Patch0003:      0003-cve-2017-13695.patch
 Patch0004:      0004-enable-harden.patch
 Patch0005:      0005-acpica-unix2-20210604-sw.patch
+Patch0006:      0006-Add-loongarch64-support.patch
 
 BuildRequires:  bison patchutils flex gcc
 Provides:       acpixtract >= 20120913-7 iasl = %{version}-%{release} acpidump >= 20100513-5
@@ -86,6 +87,9 @@ fi
 %{_docdir}/*
 
 %changelog
+* Mon Aug 25 2023 panchenbo <panchenbo@kylinsec.com.cn> - 20210604-5
+- add support for loongarch64
+
 * Mon Nov 28 2022 Weifeng Su <suweifeng1@huawei.com> 20210604-4
 - rename patches