diff --git a/0012-riscv-Add-riscv64-support.patch b/0012-riscv-Add-riscv64-support.patch
new file mode 100644
index 0000000..612f38a
--- /dev/null
+++ b/0012-riscv-Add-riscv64-support.patch
@@ -0,0 +1,33 @@
+From 79a1955551c06966370cc9fee4cec381de27eb54 Mon Sep 17 00:00:00 2001
+From: Mingzheng Xing <xingmingzheng@iscas.ac.cn>
+Date: Sun, 17 Sep 2023 21:59:48 +0800
+Subject: [PATCH] riscv: Add riscv64 support
+
+Signed-off-by: Mingzheng Xing <xingmingzheng@iscas.ac.cn>
+---
+ iotop/ioprio.py | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/iotop/ioprio.py b/iotop/ioprio.py
+index d292add..ba804c8 100644
+--- a/iotop/ioprio.py
++++ b/iotop/ioprio.py
+@@ -34,6 +34,7 @@ IOPRIO_GET_ARCH_SYSCALL = [
+     ('ia64*',       '*', 1275),
+     ('parisc*',     '*',  268),
+     ('ppc*',        '*',  274),
++    ('riscv64',     '*',  31),
+     ('s390*',       '*',  283),
+     ('sparc*',      '*',  218),
+     ('sh*',         '*',  289),
+@@ -49,6 +50,7 @@ IOPRIO_SET_ARCH_SYSCALL = [
+     ('ia64*',       '*', 1274),
+     ('parisc*',     '*',  267),
+     ('ppc*',        '*',  273),
++    ('riscv64',     '*',  30),
+     ('s390*',       '*',  282),
+     ('sparc*',      '*',  196),
+     ('sh*',         '*',  288),
+-- 
+2.23.0
+
diff --git a/iotop.spec b/iotop.spec
index 23c8022..57985a3 100644
--- a/iotop.spec
+++ b/iotop.spec
@@ -1,6 +1,6 @@
 Name:    iotop
 Version: 0.6
-Release: 24
+Release: 25
 Summary: Simple top-like I/O monitor
 License: GPLv2+
 URL:     http://guichaz.free.fr/iotop/
@@ -21,6 +21,7 @@ Patch8:  0008-Print-the-titles-at-specific-locations.patch
 Patch9:  0009-Improve-the-message-that-is-printed-when-Linux-tasks.patch
 Patch10: 0010-Fix-crash-due-to-syntax-error.patch
 Patch11: 0011-Use-monotonic-time-to-calculate-durations.patch
+Patch12: 0012-riscv-Add-riscv64-support.patch
 
 %description
 iotop watches I/O usage information output by the Linux kernel (requires 2.6.20 or later) and
@@ -58,6 +59,9 @@ This contains man files for the using of iotop
 %{_mandir}/man8/iotop.*
 
 %changelog
+* Sun Sep 17 2023 Mingzheng Xing <xingmingzheng@iscas.ac.cn> - 0.6-25
+- riscv: Add riscv64 support
+
 * Tue Jul 26 2022 wangzhiqiang <wangzhiqiang95@huawei.com> - 0.6-24
 - DESC: specify the installation path as usr/sbin