diff --git a/kvdo.spec b/kvdo.spec
index be0f03409dc3cb85f245c9ba6c1cffdc1efb76c9..3d7140f8d6cda801227d3e6da52dff546b90bbcb 100644
--- a/kvdo.spec
+++ b/kvdo.spec
@@ -1,5 +1,5 @@
 #This spec is obtained from source code(kvdo-6.2.2.24.tar.gz)
-%define spec_release 8
+%define spec_release 9
 %define kmod_name		kmod-kvdo
 %define kmod_driver_version	6.2.2.24
 %define kmod_rpm_release	%{spec_release}
@@ -20,6 +20,7 @@ BuildRoot:	%(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)
 Requires:       dkms
 Requires:	kernel-devel >= %{kmod_kernel_version}
 Requires:       make
+Requires(post): systemd-udev
 ExclusiveArch:	x86_64
 ExclusiveArch:  aarch64
 ExcludeArch:    s390
@@ -86,6 +87,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_usr}/src/%{kmod_name}-%{version}-%{kmod_rpm_release}/*
 
 %changelog
+* Tue Oct 21 2025 yujingbo <yujingbo@kylinos.cn> - 6.2.2.24-9
+- Modify spec file for %post error
+
 * Sat Mar 26 2022 baizhonggui <baizhonggui@huawei.com> - 6.2.2.24-8
 - To fix post error, update kmod_kernel_version to latest version: 4.19.90-2203.4.0.0141.oe1