diff --git a/chrony.spec b/chrony.spec
index c16b6ae..0e97f03 100644
--- a/chrony.spec
+++ b/chrony.spec
@@ -21,9 +21,9 @@ Patch1:         chrony-delta.patch
 BuildRequires:  libcap-devel libedit-devel nss-devel pps-tools-devel bison texinfo
 
 Requires(pre):  shadow-utils
-Requires(post): systemd-units info
-Requires(preun): systemd-units info
-Requires(postun): systemd-units
+Requires(post): systemd info
+Requires(preun): systemd info
+Requires(postun): systemd
 
 %description
 A client/server for the Network Time Protocol, this program keeps your
@@ -97,24 +97,12 @@ getent passwd chrony > /dev/null || /usr/sbin/useradd -r -g chrony \
 :
 
 %post
-%if 0%{?systemd_post:1}
 %systemd_post chronyd.service chrony-wait.service
-%else
-/bin/systemctl daemon-reload &> /dev/null
-%endif
 /sbin/install-info %{_infodir}/chrony.info.gz %{_infodir}/dir &> /dev/null
 :
 
 %preun
-%if 0%{?systemd_preun:1}
 %systemd_preun chronyd.service chrony-wait.service
-%else
-if [ "$1" -eq 0 ]; then
-        /bin/systemctl --no-reload disable \
-                chrony-wait.service chronyd.service &> /dev/null
-        /bin/systemctl stop chrony-wait.service chronyd.service &> /dev/null
-fi
-%endif
 if [ "$1" -eq 0 ]; then
         /sbin/install-info --delete %{_infodir}/chrony.info.gz \
                 %{_infodir}/dir &> /dev/null
@@ -122,15 +110,7 @@ fi
 :
 
 %postun
-%if 0%{?systemd_postun_with_restart:1}
 %systemd_postun_with_restart chronyd.service
-%else
-/bin/systemctl daemon-reload &> /dev/null
-if [ "$1" -ge 1 ]; then
-        /bin/systemctl try-restart chronyd.service &> /dev/null
-fi
-%endif
-:
 
 %files
 %doc COPYING NEWS README chrony.txt faq.txt examples/*