diff --git a/install.sh b/install.sh
index 0b0b017..cd3cdfa 100755
--- a/install.sh
+++ b/install.sh
@@ -1,11 +1,26 @@
 #!/bin/sh
 
+
 _user_id=$(id -u)
 
-if ! [ "$_user_id" -eq 0 ] ; then
-  echo "pacman-update-count.sh: insufficient priviliges: must be run as root"
+if [ "$_user_id" -eq 0 ] ; then
+  echo "pacman-update-count.sh: error - must be run as normal user, not root"
   exit 1
 fi
 
-cp ./notify-updates /usr/local/bin/
-cp ./pacman-update-count /usr/local/bin/
+sudo cp ./notify-updates /usr/local/bin/
+sudo cp ./pacman-update-count /usr/local/bin/
+
+sudo cp ./pacman-update-count.* /etc/systemd/system/
+
+mkdir -p ~/.config/systemd/user
+cp ./update-notifier.* ~/.config/systemd/user
+
+sudo systemctl daemon-reload
+
+sudo systemctl enable pacman-update-count.timer
+sudo systemctl start pacman-update-count.timer
+
+systemctl --user enable update-notifier.timer
+systemctl --user start update-notifier.timer
+
diff --git a/pacman-update-count.service b/pacman-update-count.service
new file mode 100644
index 0000000..75815d6
--- /dev/null
+++ b/pacman-update-count.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=Update package update count (used by update-notifier)
+
+[Service]
+ExecStart=/usr/local/bin/pacman-update-count
+
+[Install]
+WantedBy=default.target
+
diff --git a/pacman-update-count.timer b/pacman-update-count.timer
new file mode 100644
index 0000000..1fcf5a0
--- /dev/null
+++ b/pacman-update-count.timer
@@ -0,0 +1,10 @@
+[Unit]
+Description=Periodically run pacman-update-count
+
+[Timer]
+OnBootSec=55minutes
+OnActiveSec=1sec
+OnUnitActiveSec=110minutes
+
+[Install]
+WantedBy=timers.target
diff --git a/update-notifier.service b/update-notifier.service
new file mode 100644
index 0000000..bc4445f
--- /dev/null
+++ b/update-notifier.service
@@ -0,0 +1,9 @@
+[Unit]
+Description=Notify when updates are available
+
+[Service]
+ExecStart=/usr/local/bin/notify-updates -n
+
+[Install]
+WantedBy=default.target
+
diff --git a/update-notifier.timer b/update-notifier.timer
new file mode 100644
index 0000000..d83d3ab
--- /dev/null
+++ b/update-notifier.timer
@@ -0,0 +1,10 @@
+[Unit]
+Description=Periodically run update-notifier
+
+[Timer]
+OnBootSec=1hour
+OnActiveSec=1sec
+OnUnitActiveSec=2hours
+
+[Install]
+WantedBy=timers.target