diff --git a/add-riscv-support.patch b/add-riscv-support.patch
index 788e2b11cc90c16b45ab6265bbf7fd973ac7adec..c77a40ab3160b84be4eb40ae37d7a6808bce6d52 100644
--- a/add-riscv-support.patch
+++ b/add-riscv-support.patch
@@ -23,3 +23,16 @@ diff -Nur a/include/tscore/ink_queue.h b/include/tscore/ink_queue.h
  /* Layout of FREELIST_POINTER
   *
   *  0 ~ 47 bits : 48 bits, Virtual Address
+diff --git a/iocore/eventsystem/UnixEventProcessor.cc b/iocore/eventsystem/UnixEventProcessor.cc
+index 7980f08..1f9f30d 100644
+--- a/iocore/eventsystem/UnixEventProcessor.cc
++++ b/iocore/eventsystem/UnixEventProcessor.cc
+@@ -141,7 +141,7 @@ void
+ ThreadAffinityInitializer::setup_stack_guard(void *stack, int stackguard_pages)
+ {
+ #if !(defined(__i386__) || defined(__x86_64__) || defined(__arm__) || defined(__arm64__) || defined(__aarch64__) || \
+-      defined(__mips__) || defined(__powerpc64__))
++      defined(__mips__) || defined(__powerpc64__) || defined(__riscv))
+ #error Unknown stack growth direction.  Determine the stack growth direction of your platform.
+ // If your stack grows upwards, you need to change this function and the calculation of stack_begin in do_alloc_stack.
+ #endif
diff --git a/trafficserver.spec b/trafficserver.spec
index 85c7b4a680a404e0a31d5c4a8c0043573615af7e..b917089679914c3502eca2388344e925d55d5e5d 100644
--- a/trafficserver.spec
+++ b/trafficserver.spec
@@ -1,7 +1,7 @@
 %define _hardened_build 1
 Name:                trafficserver
 Version:             9.2.3
-Release:             2
+Release:             3
 Summary:             Apache Traffic Server, a reverse, forward and transparent HTTP proxy cache
 License:             Apache-2.0
 URL:                 https://trafficserver.apache.org/
@@ -133,6 +133,9 @@ getent passwd ats >/dev/null || useradd -r -u 176 -g ats -d / -s /sbin/nologin -
 %{_datadir}/pkgconfig/trafficserver.pc
 
 %changelog
+* Thu May 30 2024 laokz <zhangkai@iscas.ac.cn> - 9.2.3-3
+- Update riscv64 patch
+
 * Sun Apr 07 2024 wangkai <13474090681@163.com> - 9.2.3-2
 - Fix CVE-2024-31309