diff --git a/systemd.spec b/systemd.spec
index 5ec7010..ba56e88 100644
--- a/systemd.spec
+++ b/systemd.spec
@@ -48,7 +48,7 @@ Url:            https://systemd.io
 # Allow users to specify the version and release when building the rpm by 
 # setting the %%version_override and %%release_override macros.
 Version:        %{?version_override}%{!?version_override:257}
-Release:        17%{?dist}.alma.1
+Release:        18%{?dist}.alma.1
 
 %global stable %(c="%version"; [ "$c" = "${c#*.*}" ]; echo $?)
 
@@ -925,7 +925,7 @@ Requires:       (systemd-boot if %{shrink:(
         filesystem(riscv64)
 )})
 Requires:       python3dist(pefile)
-Requires:       python3dist(zstd)
+Requires:       python3dist(zstandard)
 Requires:       python3dist(cryptography)
 %if %{undefined rhel}
 Recommends:     python3dist(pillow)
@@ -1044,6 +1044,10 @@ useful to test systemd internals.
 %prep
 %autosetup -S git
 
+# Disable user lockdown until rpm implements it natively.
+# https://github.com/rpm-software-management/rpm/issues/3450
+sed -r -i 's/^u!/u/' sysusers.d/*.conf*
+
 %build
 %global ntpvendor %(source /etc/os-release; echo ${ID})
 %{!?ntpvendor: echo 'NTP vendor zone is not set!'; exit 1}
@@ -1540,9 +1544,12 @@ rm -f .file-list-*
 rm -f %{name}.lang
 
 %changelog
-* Tue Nov 11 2025 Andrew Lukoshko <alukoshko@almalinux.org> - 257-17.alma.1
+* Sat Nov 22 2025 Andrew Lukoshko <alukoshko@almalinux.org> - 257-18.alma.1
 - Debrand for AlmaLinux
 
+* Thu Nov 20 2025 Lukáš Zaoral <lzaoral@redhat.com> - 257-18
+- spec: ukify: require python3-zstandard (RHEL-103523)
+
 * Wed Nov 05 2025 systemd maintenance team <systemd-maint@redhat.com> - 257-17
 - pam_systemd: honor session class provided via PAM environment (RHEL-109832)
 - udev/net_id: introduce naming scheme for RHEL-10.2 (RHEL-72813)