diff --git a/rust.spec b/rust.spec
index 18aba47619f8014ac23baf90463580ad84b6dd84..86741c53de954953543f5da6d48551b04b14995f 100644
--- a/rust.spec
+++ b/rust.spec
@@ -12,7 +12,7 @@
 %bcond_without lldb
 Name:                rust
 Version:             1.51.0
-Release:             8
+Release:             9
 Summary:             The Rust Programming Language
 License:             (ASL 2.0 or MIT) and (BSD and MIT)
 URL:                 https://www.rust-lang.org
@@ -221,6 +221,7 @@ data to provide information about the Rust standard library.
 
 %package help
 Summary:     Help documents for rust
+BuildArch:   noarch
 
 Provides:    %{name}-doc = %{version}-%{release} %{name}-cargo-doc = %{version}-%{release}
 Obsoletes:   %{name}-doc < %{version}-%{release} %{name}-cargo-doc < %{version}-%{release}
@@ -475,6 +476,9 @@ export %{rust_env}
 %{_mandir}/man1/cargo*.1*
 
 %changelog
+* Tue Aug 20 2024 Jiuwang He <hejiuwang@cqsoftware.com.cn> - 1.51.0-9
+- Add Buildarch: noarch to the help subpackage
+
 * Thu Jun 27 2024 wangkai <13474090681@163.com> - 1.51.0-8
 - Fix CVE-2022-36113,  CVE-2022-36114