diff --git a/dom0-updates/20-qubes-dom0.conf b/dom0-updates/20-qubes-dom0.conf
new file mode 100644
index 00000000..7ac853cb
--- /dev/null
+++ b/dom0-updates/20-qubes-dom0.conf
@@ -0,0 +1,3 @@
+[main]
+reposdir=/etc/yum.real.repos.d
+installonlypkgs = kernel, kernel-qubes-vm
diff --git a/dom0-updates/patch-dnf-yum-config b/dom0-updates/patch-dnf-yum-config
deleted file mode 100755
index 04dd52e8..00000000
--- a/dom0-updates/patch-dnf-yum-config
+++ /dev/null
@@ -1,85 +0,0 @@
-#!/bin/sh
-#
-# The Qubes OS Project, http://www.qubes-os.org
-#
-# Copyright (C) 2015  Marek Marczykowski-Górecki 
-#                           <marmarek@invisiblethingslab.com>
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License
-# as published by the Free Software Foundation; either version 2
-# of the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
-#
-#
-
-BEGIN_MARKER="### QUBES BEGIN ###"
-END_MARKER="### QUBES END ###"
-
-set -e
-
-### helper functions begin ###
-
-# set proxy in given config file
-update_conf() {
-    local CONF_PATH="$1"
-    local CONF_OPTIONS="$2"
-
-    # Ensure that Qubes conf markers are present in the file
-    if ! grep -q "$BEGIN_MARKER" $CONF_PATH; then
-        if grep -q "$END_MARKER" $CONF_PATH; then
-            echo "ERROR: found QUBES END marker but not QUBES BEGIN in ${CONF_PATH}" >&2
-            echo "Fix the file by either removing both of them, or adding missing back and retry" >&2
-            exit 1
-        fi
-        cp $CONF_PATH ${CONF_PATH}.qubes-orig
-        echo "$BEGIN_MARKER" >> $CONF_PATH
-        echo "$END_MARKER" >> $CONF_PATH
-    elif ! grep -q "$END_MARKER" $CONF_PATH; then
-        echo "ERROR: found QUBES BEGIN marker but not QUBES END in ${CONF_PATH}" >&2
-        echo "Fix the file by either removing both of them, or adding missing back and retry" >&2
-        exit 1
-    fi
-
-    # Prepare config block
-    local tmpfile=`mktemp`
-    cat > ${tmpfile} <<EOF
-# This part of configuration, until QUBES END, is automatically generated by
-# $0. All changes here will be overriden.
-# If you want to override any option set here, set it again to desired value,
-# below this section
-$CONF_OPTIONS
-EOF
-
-    # And insert it between the markers
-    sed -i -e "/^$BEGIN_MARKER$/,/^$END_MARKER$/{
-        /^$END_MARKER$/b
-        /^$BEGIN_MARKER$/!d
-        r ${tmpfile}
-        }" ${CONF_PATH}
-    rm -f ${tmpfile}
-}
-
-### helper functions end
-
-if [ -e /etc/dnf/dnf.conf ]; then
-    update_conf /etc/dnf/dnf.conf "
-reposdir=/etc/yum.real.repos.d
-installonlypkgs = kernel, kernel-qubes-vm"
-fi
-
-if [ -e /etc/yum.conf ]; then
-    update_conf /etc/yum.conf "
-reposdir=/etc/yum.real.repos.d
-installonlypkgs = kernel, kernel-qubes-vm
-distroverpkg = qubes-release"
-fi
-
diff --git a/rpm_spec/core-dom0-linux.spec.in b/rpm_spec/core-dom0-linux.spec.in
index ced7923c..f3d9dce0 100644
--- a/rpm_spec/core-dom0-linux.spec.in
+++ b/rpm_spec/core-dom0-linux.spec.in
@@ -108,7 +108,7 @@ make install DESTDIR=$RPM_BUILD_ROOT
 install -m 0755 -D -- dom0-updates/qubes-dom0-updates.cron "$RPM_BUILD_ROOT/etc/cron.daily/qubes-dom0-updates.cron"
 install -D dom0-updates/qubes-dom0-update $RPM_BUILD_ROOT/usr/bin/qubes-dom0-update
 install -D dom0-updates/qubes-receive-updates $RPM_BUILD_ROOT/usr/libexec/qubes/qubes-receive-updates
-install -D dom0-updates/patch-dnf-yum-config $RPM_BUILD_ROOT/usr/lib/qubes/patch-dnf-yum-config
+install -m 0644 -D dom0-updates/20-qubes-dom0.conf $RPM_BUILD_ROOT/usr/share/dnf5/libdnf.conf.d/20-qubes-dom0.conf
 install -m 0644 -D dom0-updates/qubes-cached.repo $RPM_BUILD_ROOT/etc/yum.real.repos.d/qubes-cached.repo
 install -D dom0-updates/qfile-dom0-unpacker $RPM_BUILD_ROOT/usr/libexec/qubes/qfile-dom0-unpacker
 install -d $RPM_BUILD_ROOT/etc/qubes-rpc
@@ -210,7 +210,7 @@ fi
 %post
 set -eo pipefail
 
-/usr/lib/qubes/patch-dnf-yum-config
+[ -f /etc/dnf/dnf.conf ]; sed -i -e "/^### QUBES BEGIN ###$/,/^### QUBES END ###$/{d}" /etc/dnf/dnf.conf
 
 systemctl --quiet enable qubes-suspend.service
 systemctl --quiet preset usbguard.service
@@ -270,7 +270,7 @@ chmod -x /etc/grub.d/10_linux
 /etc/cron.daily/qubes-dom0-updates.cron
 /etc/yum.real.repos.d/qubes-cached.repo
 %_bindir/qubes-dom0-update
-/usr/lib/qubes/patch-dnf-yum-config
+/usr/share/dnf5/libdnf.conf.d/20-qubes-dom0.conf
 %attr(4750,root,qubes) /usr/libexec/qubes/qfile-dom0-unpacker
 /usr/libexec/qubes/qubes-receive-updates
 /etc/qubes-rpc/qubes.ReceiveUpdates