diff --git a/acpid.spec b/acpid.spec
index 1213edca40a1cfcb2f01eb46a78a4cb508b8ad97..94466f592946769dae84641e50f8fcad0c5bfdcd 100644
--- a/acpid.spec
+++ b/acpid.spec
@@ -1,6 +1,6 @@
 Name: acpid
 Version: 2.0.33
-Release: 5
+Release: 6
 Summary: Advanced Configuration and Power Interface event daemon
 License: GPLv2+
 URL: http://sourceforge.net/projects/acpid2/
@@ -22,6 +22,7 @@ acpid is designed to notify user-space programs of ACPI events.
 
 %package help
 Summary:  Development documents for ACPI library
+Buildarch: noarch
 Requires: %{name} = %{version}-%{release}
 
 %description help
@@ -76,6 +77,9 @@ install -p -m 644 %{SOURCE4} %{buildroot}%{_sysconfdir}/sysconfig/acpid
 %systemd_postun_with_restart %{name}.socket %{name}.service
 
 %changelog
+* Tue Aug 20 2024 Jingbo Hou <houjingbo@cqsoftware.com.cn> - 2.0.33-6
+- Added 'Buildarch: noarch' to the help subpackage.
+
 * Fri Jan 23 2024 Yuanfeng Chen <yuanfeng.chen@shingroup.cn> - 2.0.33-5
 - init support for arch ppc64le