diff --git a/0005-etmem-1.1-add-riscv64-support.patch b/0005-etmem-1.1-add-riscv64-support.patch
new file mode 100644
index 0000000000000000000000000000000000000000..ecf53d719d69e20fb1d0972315af145bbd200bb8
--- /dev/null
+++ b/0005-etmem-1.1-add-riscv64-support.patch
@@ -0,0 +1,56 @@
+From 11665b5fa21babc17a24ebf13c4282bf4b7d6e07 Mon Sep 17 00:00:00 2001
+From: zhangxiang <zhangxiang@iscas.ac.cn>
+Date: Mon, 31 Jul 2023 17:06:54 +0800
+Subject: [PATCH] Add riscv64 support
+
+---
+ etmem/CMakeLists.txt      | 6 ++++++
+ etmem/test/CMakeLists.txt | 2 ++
+ 2 files changed, 8 insertions(+)
+
+diff --git a/etmem/CMakeLists.txt b/etmem/CMakeLists.txt
+index 9e3194a..0b38f07 100644
+--- a/etmem/CMakeLists.txt
++++ b/etmem/CMakeLists.txt
+@@ -92,6 +92,8 @@ if( ${ARCHITECTURE} STREQUAL "aarch64" )
+  target_compile_options(etmemd PRIVATE -march=armv8-a)
+ elseif( ${ARCHITECTURE} STREQUAL "loongarch64" )
+  target_compile_options(etmemd PRIVATE -march=loongarch64)
++elseif( ${ARCHITECTURE} STREQUAL "riscv64" )
++ target_compile_options(etmemd PRIVATE -march=rv64gc)
+ else()
+  target_compile_options(etmemd PRIVATE -march=core-avx-i -m64)
+ endif()
+@@ -109,6 +111,8 @@ if( ${ARCHITECTURE} STREQUAL "aarch64" )
+  target_compile_options(etmem PRIVATE -march=armv8-a)
+ elseif( ${ARCHITECTURE} STREQUAL "loongarch64" )
+  target_compile_options(etmemd PRIVATE -march=loongarch64)
++elseif( ${ARCHITECTURE} STREQUAL "riscv64" )
++ target_compile_options(etmemd PRIVATE -march=rv64gc)
+ else()
+  target_compile_options(etmem PRIVATE -march=core-avx-i -m64)
+ endif()
+@@ -127,6 +131,8 @@ if( ${ARCHITECTURE} STREQUAL "aarch64" )
+  target_compile_options(etmemd_scan PRIVATE -march=armv8-a)
+ elseif( ${ARCHITECTURE} STREQUAL "loongarch64" )
+  target_compile_options(etmemd_scan PRIVATE -march=loongarch64)
++elseif( ${ARCHITECTURE} STREQUAL "riscv64" )
++ target_compile_options(etmemd PRIVATE -march=rv64gc)
+ else()
+  target_compile_options(etmemd_scan PRIVATE -march=core-avx-i -m64)
+ endif()
+diff --git a/etmem/test/CMakeLists.txt b/etmem/test/CMakeLists.txt
+index 928e358..b808eb2 100644
+--- a/etmem/test/CMakeLists.txt
++++ b/etmem/test/CMakeLists.txt
+@@ -156,6 +156,8 @@ if( ${ARCHITECTURE} STREQUAL "aarch64")
+  SET(COMMON_COMPILE_OPT ${COMMON_COMPILE_OPT} -march=armv8-a)
+ elseif( ${ARCHITECTURE} STREQUAL "loongarch64" )
+  SET(COMMON_COMPILE_OPT ${COMMON_COMPILE_OPT} -march=loongarch64)
++elseif( ${ARCHITECTURE} STREQUAL "riscv64" )
++ SET(COMMON_COMPILE_OPT ${COMMON_COMPILE_OPT} -march=rv64gc)
+ else()
+  SET(COMMON_COMPILE_OPT ${COMMON_COMPILE_OPT} -march=core-avx-i -m64)
+ endif()
+-- 
+Gitee
diff --git a/etmem.spec b/etmem.spec
index 1fb175741fa3927b40d387fc63adc657034c575d..93600780e47ce9d2fd6e43e037e31ae5a7091070 100644
--- a/etmem.spec
+++ b/etmem.spec
@@ -2,7 +2,7 @@
 
 Name:	       etmem
 Version:       1.1
-Release:       4
+Release:       5
 Summary:       etmem 
 License:       MulanPSL-2.0
 URL:           https://gitee.com/openeuler/etmem
@@ -12,6 +12,7 @@ Patch0000:     0001-etmem-1.1-add-loongarch64-support.patch
 Patch0001:     0002-etmem-remove-unnecessary-log-code.patch
 Patch0002:     0003-etmem-fix-memory-leak-and-fd-leak.patch
 Patch0003:     0004-etmem-fix-multiple-etmemd-and-too-many-err-log-probl.patch
+Patch0004:     0005-etmem-1.1-add-riscv64-support.patch
 
 #Dependency
 BuildRequires: cmake gcc gcc-c++ glib2-devel
@@ -65,6 +66,9 @@ install -m 0644 userswap/include/uswap_api.h $RPM_BUILD_ROOT%{_includedir}
 %postun -p /sbin/ldconfig
 
 %changelog
+* Thu Jul 20 2023 zhangxiang <zhangxiang@iscas.ac.cn> - 1.1-5
+- Add riscv64 support
+
 * Thu Jun 8 2023 liubo <liubo254@huawei.com> 1.1-4
 - backport bugfix patch from upstream