diff --git a/packit.yaml b/packit.yaml
deleted file mode 100644
index 96a8367..0000000
--- a/packit.yaml
+++ /dev/null
@@ -1,19 +0,0 @@
-# See the documentation for more information:
-# https://packit.dev/docs/configuration/
-actions:
-  pre-sync:
-    - bash -c "$PACKIT_DOWNSTREAM_REPO/packit-update-sources.sh"
-
-jobs:
-  - job: pull_from_upstream
-    trigger: release
-    dist_git_branches:
-      - fedora-all
-  - job: koji_build
-    trigger: commit
-    dist_git_branches:
-      - fedora-all
-  - job: bodhi_update
-    trigger: commit
-    dist_git_branches:
-       fedora-all
diff --git a/postgresql17.spec b/postgresql17.spec
index 7d5d31f..0092176 100644
--- a/postgresql17.spec
+++ b/postgresql17.spec
@@ -106,7 +106,6 @@ Summary: PostgreSQL client programs
 %endif
 
 BuildRequires: make
-BuildRequires: libzstd-devel
 BuildRequires: lz4-devel
 BuildRequires: gcc
 BuildRequires: perl(ExtUtils::MakeMaker) glibc-devel bison flex gawk
@@ -266,6 +265,7 @@ will interact with a PostgreSQL server.
 %package -n %{pkgname}-server
 Summary: The programs needed to create and run a PostgreSQL server
 Requires: %{pkgname}%{?_isa} = %precise_version
+Requires(pre): /usr/sbin/useradd
 # We require this to be present for %%{_prefix}/lib/tmpfiles.d
 Requires: systemd
 # Make sure it's there when scriptlets run, too
@@ -542,14 +542,6 @@ find . -type f -name Makefile -exec sed -i -e "s/SO_MAJOR_VERSION=\s\?\([0-9]\+\
 # remove .gitignore files to ensure none get into the RPMs (bug #642210)
 find . -type f -name .gitignore | xargs rm
 
-# Create a sysusers.d config file
-cat >postgresql17.sysusers.conf <<EOF
-u postgres 26 'PostgreSQL Server' /var/lib/pgsql /bin/bash
-EOF
-
-cat > postgresql17.tmpfiles.conf <<EOF
-d /var/lib/pgsql 0700 postgres postgres -
-EOF
 
 %build
 # Avoid LTO on armv7hl as it runs out of memory
@@ -628,7 +620,6 @@ common_configure_options='
 	--datadir=%_datadir/pgsql
 	--with-systemd
 	--with-lz4
-    --with-zstd
 %if %icu
 	--with-icu
 %endif
@@ -716,7 +707,6 @@ upgrade_configure ()
 		--prefix=%prev_prefix \
 		--disable-rpath \
 		--with-lz4 \
-        --with-zstd \
 %if %icu
 		--with-icu \
 %endif
@@ -957,8 +947,10 @@ find_lang_bins pltcl.lst pltcl
 %endif
 %endif
 
-install -m0644 -D postgresql17.sysusers.conf %{buildroot}%{_sysusersdir}/postgresql17.conf
-install -m0644 -D postgresql17.tmpfiles.conf %{buildroot}%{_tmpfilesdir}/postgresql17.conf
+%pre -n %{pkgname}-server
+/usr/sbin/groupadd -g 26 -o -r postgres >/dev/null 2>&1 || :
+/usr/sbin/useradd -M -N -g postgres -o -r -d /var/lib/pgsql -s /bin/bash \
+	-c "PostgreSQL Server" -u 26 postgres >/dev/null 2>&1 || :
 
 %post -n %{pkgname}-server
 %systemd_post %service_name
@@ -1243,7 +1235,6 @@ make -C postgresql-setup-%{setup_version} check
 
 %{_sbindir}/postgresql-new-systemd-unit
 %{_tmpfilesdir}/postgresql.conf
-%{_tmpfilesdir}/postgresql17.conf
 %{_unitdir}/*postgresql*.service
 %attr(700,postgres,postgres) %dir %{?_localstatedir}/lib/pgsql
 %attr(644,postgres,postgres) %config(noreplace) %{?_localstatedir}/lib/pgsql/.bash_profile
@@ -1253,7 +1244,6 @@ make -C postgresql-setup-%{setup_version} check
 %if %pam
 %config(noreplace) /etc/pam.d/postgresql
 %endif
-%{_sysusersdir}/postgresql17.conf
 
 
 %files -n %{pkgname}-server-devel -f devel.lst
@@ -1358,22 +1348,6 @@ make -C postgresql-setup-%{setup_version} check
 - Update to version 17.6
 - Resolves: rhbz#2388579
 
-* Wed Aug 06 2025 František Zatloukal <fzatlouk@redhat.com> - 17.5-6
-- Rebuilt for icu 77.1
-
-* Fri Jul 25 2025 Fedora Release Engineering <releng@fedoraproject.org> - 17.5-5
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_43_Mass_Rebuild
-
-* Tue Jul 15 2025 Filip Janus <fjanus@redhat.com> - 17.5-4
-- Enable zstd support
-- Enable tmpfiles.d configuration
-
-* Mon Jul 07 2025 Jitka Plesnikova <jplesnik@redhat.com> - 17.5-3
-- Perl 5.42 rebuild
-
-* Mon Jun 02 2025 Python Maint <python-maint@redhat.com> - 17.5-2
-- Rebuilt for Python 3.14
-
 * Wed May 21 2025 Packit <hello@packit.dev> - 17.5-1
 - Update to version 17.5
 - Resolves: rhbz#2365101
@@ -1382,9 +1356,6 @@ make -C postgresql-setup-%{setup_version} check
 - Update to version 17.4
 - Resolves: rhbz#2326274
 
-* Tue Feb 11 2025 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 17.2-2
-- Add sysusers.d config file to allow rpm to create users/groups automatically
-
 * Wed Jan 29 2025 Filip Janus <fjanus@redhat.com> - 17.2-1 
 - Update to 17.2
 - stick with std=c18