diff --git a/rpm/redhat/zfs-kmod.spec.in b/rpm/redhat/zfs-kmod.spec.in
index 9c836786baea..876c198c64de 100644
--- a/rpm/redhat/zfs-kmod.spec.in
+++ b/rpm/redhat/zfs-kmod.spec.in
@@ -1,112 +1,112 @@
 %bcond_with     debug
 %bcond_with     debuginfo
 
 Name:           @PACKAGE@-kmod
 Version:        @VERSION@
 Release:        @RELEASE@%{?dist}
 
 Summary:        Kernel module(s)
 Group:          System Environment/Kernel
 License:        @ZFS_META_LICENSE@
 URL:            https://github.com/openzfs/zfs
 BuildRequires:  %kernel_module_package_buildreqs
 Source0:        @PACKAGE@-%{version}.tar.gz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 # Additional dependency information for the kmod sub-package must be specified
 # by generating a preamble text file which kmodtool can append to the spec file.
 %(/bin/echo -e "\
 Requires:       @PACKAGE@ = %{version}\n\
-Conflicts:      @PACKAGE@-dkms)
+Conflicts:      @PACKAGE@-dkms" > %{_sourcedir}/kmod-preamble)
 
 # LDFLAGS are not sanitized by arch/*/Makefile for these architectures.
 %ifarch ppc ppc64 ppc64le aarch64
 %global __global_ldflags %{nil}
 %endif
 
 %description
 This package contains the ZFS kernel modules.
 
 %define kmod_name @PACKAGE@
 
 %kernel_module_package -n %{kmod_name} -p %{_sourcedir}/kmod-preamble
 
 %define ksrc %{_usrsrc}/kernels/%{kverrel}
 %define kobj %{ksrc}
 
 %package -n kmod-%{kmod_name}-devel
 Summary:        ZFS kernel module(s) devel common
 Group:          System Environment/Kernel
 
 %description -n  kmod-%{kmod_name}-devel
 This package provides the header files and objects to build kernel modules.
 
 %prep
 if ! [ -d "%{ksrc}"  ]; then
         echo "Kernel build directory isn't set properly, cannot continue"
         exit 1
 fi
 
 %if %{with debug}
 %define debug --enable-debug
 %else
 %define debug --disable-debug
 %endif
 
 %if %{with debuginfo}
 %define debuginfo --enable-debuginfo
 %else
 %define debuginfo --disable-debuginfo
 %endif
 
 %setup -n %{kmod_name}-%{version}
 %build
 %configure \
         --with-config=kernel \
         --with-linux=%{ksrc} \
         --with-linux-obj=%{kobj} \
         %{debug} \
         %{debuginfo} \
         %{?kernel_cc} \
         %{?kernel_ld} \
         %{?kernel_llvm}
 make %{?_smp_mflags}
 
 # Module signing (modsign)
 #
 # This must be run _after_ find-debuginfo.sh runs, otherwise that will strip
 # the signature off of the modules.
 # (Based on Fedora's kernel.spec workaround)
 %define __modsign_install_post \
         sign_pem="%{ksrc}/certs/signing_key.pem"; \
         sign_x509="%{ksrc}/certs/signing_key.x509"; \
         if [ -f "${sign_x509}" ]\
         then \
             echo "Signing kernel modules ..."; \
             for kmod in $(find %{buildroot}/lib/modules/%{kverrel}/extra/ -name \*.ko); do \
                     %{ksrc}/scripts/sign-file sha256 ${sign_pem} ${sign_x509} ${kmod}; \
             done \
         fi \
 %{nil}
 
 # hack to ensure signing happens after find-debuginfo.sh runs
 %define __spec_install_post \
         %{?__debug_package:%{__debug_install_post}}\
         %{__arch_install_post}\
         %{__os_install_post}\
         %{__modsign_install_post}
 
 %install
 make install \
         DESTDIR=${RPM_BUILD_ROOT} \
         INSTALL_MOD_DIR=extra/%{kmod_name}
 %{__rm} -f %{buildroot}/lib/modules/%{kverrel}/modules.*
 
 # find-debuginfo.sh only considers executables
 %{__chmod} u+x  %{buildroot}/lib/modules/%{kverrel}/extra/*/*
 
 %clean
 rm -rf $RPM_BUILD_ROOT
 
 %files -n kmod-%{kmod_name}-devel
 %{_usrsrc}/%{kmod_name}-%{version}