diff --git a/cgconfig.service b/cgconfig.service
deleted file mode 100644
index 6be383f99dc294153019da97b20782373441da4b..0000000000000000000000000000000000000000
--- a/cgconfig.service
+++ /dev/null
@@ -1,18 +0,0 @@
-[Unit]
-Description=Control Group configuration service
-
-# The service should be able to start as soon as possible,
-# before any 'normal' services:
-DefaultDependencies=no
-Conflicts=shutdown.target
-Before=basic.target shutdown.target
-
-[Service]
-Type=oneshot
-RemainAfterExit=yes
-Delegate=yes
-ExecStart=/usr/sbin/cgconfigparser -l /etc/cgconfig.conf -s 1664
-ExecStop=/usr/sbin/cgclear -l /etc/cgconfig.conf -e
-
-[Install]
-WantedBy=sysinit.target
diff --git a/libcgroup.spec b/libcgroup.spec
index 7ac80d0ab4988628b8bff4f5fad2577d6bdaed5a..d99159897079b270863b48db38c005ad4babee36 100644
--- a/libcgroup.spec
+++ b/libcgroup.spec
@@ -5,11 +5,10 @@
 Summary: Libcgroup is a library that abstracts the control group file system in Linux
 Name: libcgroup
 Version: 3.1.0
-Release: 1
+Release: 2
 License: LGPLv2+
 URL: http://libcg.sourceforge.net/
-Source0: https://github.com/%{name}/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
-Source1: cgconfig.service
+Source: https://github.com/%{name}/%{name}/archive/v%{version}/%{name}-%{version}.tar.gz
 Provides: libcgroup-pam libcgroup-tools
 Obsoletes: libcgroup-pam libcgroup-tools
 
@@ -55,7 +54,6 @@ make DESTDIR=$RPM_BUILD_ROOT install
 # config
 install -d ${RPM_BUILD_ROOT}%{_sysconfdir}
 install -d ${RPM_BUILD_ROOT}%{_sysconfdir}/sysconfig
-install -m 644 samples/config/cgconfig.conf $RPM_BUILD_ROOT%{_sysconfdir}/cgconfig.conf
 install -m 644 samples/config/cgsnapshot_denylist.conf $RPM_BUILD_ROOT%{_sysconfdir}/cgsnapshot_denylist.conf
 
 # Only one pam_cgroup.so is needed
@@ -72,31 +70,15 @@ rm -f $RPM_BUILD_ROOT%{_mandir}/man8/cgrulesengd.8*
 
 # unit and sysconfig
 install -d ${RPM_BUILD_ROOT}%{_unitdir}
-install -m 644 %SOURCE1 ${RPM_BUILD_ROOT}%{_unitdir}/
 
 %pre
 getent group cgred >/dev/null || groupadd -r cgred
 
-%post
-%systemd_post cgconfig.service
-
-%preun
-%systemd_preun cgconfig.service
-
-%postun
-%systemd_postun_with_restart cgconfig.service
-
-%triggerun -- libcgroup < 0.38
-/usr/bin/systemd-sysv-convert --save cgconfig >/dev/null 2>&1 ||:
-/sbin/chkconfig --del cgconfig >/dev/null 2>&1 || :
-/bin/systemctl try-restart cgconfig.service >/dev/null 2>&1 || :
-
 %files
 %{!?_licensedir:%global license %%doc}
 %license COPYING
 %{_libdir}/libcgroup.so.*
 %config(noreplace) %{_sysconfdir}/cgsnapshot_denylist.conf
-%config(noreplace) %{_sysconfdir}/cgconfig.conf
 /usr/bin/cgget
 /usr/bin/cgset
 /usr/bin/cgcreate
@@ -108,7 +90,6 @@ getent group cgred >/dev/null || groupadd -r cgred
 %attr(2755, root, cgred) /usr/bin/cgexec
 %attr(2755, root, cgred) /usr/bin/cgclassify
 %attr(0755, root, root) %{_libdir}/security/pam_cgroup.so
-%{_unitdir}/cgconfig.service
 %{_bindir}/cgxget
 %{_bindir}/cgxset
 %{_bindir}/libcgroup_systemd_idle_thread
@@ -129,6 +110,12 @@ getent group cgred >/dev/null || groupadd -r cgred
 %attr(0644, root, root) %{_mandir}/man8/*
 
 %changelog
+* Mon Aug 28 2023 luoyujie <luoyujie5@huawei.com> - 3.1.0-2
+- Type: enhancement
+- Id:NA
+- SUG:NA
+- DESC:delete unnecessary cgconfig service support
+
 * Wed Aug 16 2023 luoyujie <luoyujie5@huawei.com> - 3.1.0-1
 - Type: upgrade
 - Id:NA