diff --git a/kvdo.spec b/kvdo.spec
index cd1c15fbe8749b6de40da8e68f9c92dcb82c3148..730d7fffdd923505bc17f4737fc383f07c736694 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 1
+%define spec_release 2
 %define kmod_name		kmod-kvdo
 %define kmod_driver_version	8.1.0.316
 %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> - 8.1.0.316-2
+- Modify spec file for %post error
+
 * Wed Dec 29 2021 yaoxin <yaoxin30@huawei.com> - 8.1.0.316-1
 - Upgrade kmod-kvdo to 8.1.0.316