diff --git a/_constraints b/_constraints
index c171d26..990af8b 100644
--- a/_constraints
+++ b/_constraints
@@ -34,4 +34,15 @@
     </hardware>
 </overwrite>
 
+<overwrite>
+  <conditions>
+    <arch>riscv64</arch>
+  </conditions>
+  <hardware>
+    <memory>
+      <size unit="G">13</size>
+    </memory>
+  </hardware>
+</overwrite>
+
 </constraints>
diff --git a/shadowsocks-rust.changes b/shadowsocks-rust.changes
index f577266..2234274 100644
--- a/shadowsocks-rust.changes
+++ b/shadowsocks-rust.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Jun 21 17:34:03 UTC 2023 - Andreas Schwab <schwab@suse.de>
+
+- Update constraints for riscv64
+
 -------------------------------------------------------------------
 Tue Jun 20 06:46:10 UTC 2023 - opensuse-packaging <opensuse-packaging@opensuse.org>
 
diff --git a/shadowsocks-rust.spec b/shadowsocks-rust.spec
index 12a9ba5..8137477 100644
--- a/shadowsocks-rust.spec
+++ b/shadowsocks-rust.spec
@@ -15,23 +15,24 @@
 # Please submit bugfixes or comments via https://bugs.opensuse.org/
 #
 
+
 Name:           shadowsocks-rust
 Version:        1.15.3
 Release:        0
 Summary:        Rust port of Shadowsocks
 License:        MIT
 Group:          Productivity/Networking/Web/Proxy
-Url:            https://github.com/shadowsocks/shadowsocks-rust
+URL:            https://github.com/shadowsocks/shadowsocks-rust
 Source0:        https://github.com/shadowsocks/shadowsocks-rust/archive/v%{version}/%{name}-%{version}.tar.gz
 Source1:        vendor.tar.gz
 Source2:        %{name}.json
 Source3:        %{name}-client.service
 Source4:        %{name}-server.service
 Source5:        %{name}-manager.service
-BuildRequires:  cargo-packaging
 BuildRequires:  cargo
-BuildRequires:  pkgconfig(openssl)
+BuildRequires:  cargo-packaging
 BuildRequires:  systemd-rpm-macros
+BuildRequires:  pkgconfig(openssl)
 Recommends:     shadowsocks-v2ray-plugin
 # ExcludeArch:    ppc ppc64 ppc64le s390 s390x
 %{?systemd_ordering}