diff --git a/util-linux.spec b/util-linux.spec
index 4e0e82f..7754a35 100644
--- a/util-linux.spec
+++ b/util-linux.spec
@@ -438,6 +438,15 @@ find  $RPM_BUILD_ROOT%{_mandir}/man8 -regextype posix-egrep  \
 	-regex ".*(linux32|linux64|s390|s390x|i386|ppc|ppc64|ppc32|sparc|sparc64|sparc32|sparc32bash|mips|mips64|mips32|ia64|x86_64|uname26)\.8.*" \
 	-printf "%{_mandir}/man8/%f*\n" >> %{name}.files
 
+%post
+%systemd_post fstrim.{service,timer}
+
+%preun
+%systemd_preun fstrim.{service,timer}
+
+%postun
+%systemd_postun_with_restart fstrim.timer
+%systemd_postun fstrim.service
 
 %pre -n uuidd
 getent group uuidd >/dev/null || groupadd -r uuidd