diff --git a/install.sh b/install.sh
index 4d4cd6f..868a66a 100755
--- a/install.sh
+++ b/install.sh
@@ -15,8 +15,8 @@ cp bash_completion.d/wp-cli /etc/bash_completion.d/
 chmod 644 /etc/bash_completion.d/wp-cli
 
 # install wp user scripts
-chmod 755 /usr/local/bin/wp-*
 cp bin/wp-* /usr/local/bin
+chmod 755 /usr/local/bin/wp-*
 
 # install & enable wp systemd cron
 cp sbin/wp-cron.sh /usr/local/sbin/
diff --git a/update.sh b/update.sh
index e59c122..de076c5 100755
--- a/update.sh
+++ b/update.sh
@@ -3,6 +3,16 @@
 # update repo
 git pull
 
+# update wp-cli
+if [ -f /usr/local/bin/wp ]; then
+  /usr/local/bin/wp cli update --yes --quiet --allow-root
+else
+  # wp-cli not found, download & install
+  curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar
+  sudo mv wp-cli.phar /usr/local/bin/wp
+  chmod +x /usr/local/bin/wp
+if
+
 # update scripts in bin
 chmod 755 bin/*
 readarray -t bin_script_array < <(ls -1 bin/)
@@ -20,28 +30,32 @@ for bin_script in "${bin_script_array[@]}"; do
   fi
 done
 
-# check etc configs for diffs
-readarray -t etc_configs_array < <(find etc/ -type f)
-for etc_config in "${etc_configs_array[@]}"; do
-  if [ -f /$etc_config ]; then
-    if ! diff -q $etc_config /$etc_config ; then
-      echo To update run:
-      echo diff $etc_config /$etc_config
-      echo cp $etc_config /$etc_config
-      echo
-    fi
-  else
-    echo "Adding new config file /$etc_config"
-    cp $etc_config /$etc_config
-    echo
-  fi
-done
-
-# update libexec script
-if ! diff -q libexec/vmail-quota-warning.sh /usr/libexec/vmail-quota-warning.sh ; then
-  cp libexec/vmail-quota-warning.sh /usr/libexec/vmail-quota-warning.sh
-  chmod 750 /usr/libexec/vmail-quota-warning.sh
-  chown dovecot:mail /usr/libexec/vmail-quota-warning.sh
-  echo "/usr/libexec/vmail-quota-warning.sh updated"
+# check bash completion config for update
+if ! diff -q bash_completion.d/wp-cli /etc/bash_completion.d/wp-cli ; then
+  cp bash_completion.d/wp-cli /etc/bash_completion.d/wp-cli
+  chmod 644 /etc/bash_completion.d/wp-cli
+  echo "bash completion config updated"
+  echo
+fi
+
+# check wp-cron.sh for update
+if ! diff -q sbin/wp-cron.sh /usr/local/sbin/wp-cron.sh ; then
+  cp sbin/wp-cron.sh /usr/local/sbin/wp-cron.sh
+  chmod 755 /etc/bash_completion.d/wp-cli
+  echo "sbin/wp-cron.sh updated"
+  echo
+fi
+
+# check systemd timer for update
+if ! diff -q systemd/wp-cron.service /usr/lib/systemd/system/wp-cron.service ; then
+  cp systemd/wp-cron.service /usr/lib/systemd/system/wp-cron.service
+  chmod 644 /usr/lib/systemd/system/wp-cron.service
+  echo "systemd/wp-cron.service updated"
+  echo
+fi
+if ! diff -q systemd/wp-cron.timer /usr/lib/systemd/system/wp-cron.timer ; then
+  cp systemd/wp-cron.timer /usr/lib/systemd/system/wp-cron.timer
+  chmod 644 /usr/lib/systemd/system/wp-cron.timer
+  echo "systemd/wp-cron.timer updated"
   echo
 fi