diff --git a/install.sh b/install.sh
index 8bac59a..606056c 100644
--- a/install.sh
+++ b/install.sh
@@ -24,15 +24,14 @@ fi
 # set webmaster email address, used below
 WEBMASTER=webmaster@`hostname -d`
 
-# have packages automatically start/restart/stop after install/upgrade/uninstall
 if [[ -f /etc/needrestart/needrestart.conf ]]; then
-  sed -i "s|^#\$nrconf{restart} = 'i';|\$nrconf{restart} = 'a';|g" /etc/needrestart/needrestart.conf
   # disable kernelhints (no warnings about currently running kernel version)
   echo '$nrconf{kernelhints} = 0;' > /etc/needrestart/conf.d/kernelhints.conf
 fi
-if [[ -f /usr/sbin/policy-rc.d ]]; then
-  sed -i "s|exit 101|exit 0|g" /usr/sbin/policy-rc.d
-fi
+
+# set system variables
+echo "vm.swappiness = 10" >> /etc/sysctl.d/60-swappiness.conf
+/sbin/sysctl --quiet --system
 
 # update system
 DEBIAN_FRONTEND=noninteractive apt-get -y update
@@ -44,10 +43,6 @@ DEBIAN_FRONTEND=noninteractive apt-get -y dist-upgrade
 DEBIAN_FRONTEND=noninteractive apt-get -y purge snapd cryptsetup ufw iptables landscape-common popularity-contest
 DEBIAN_FRONTEND=noninteractive apt-get -y autoremove
 systemctl daemon-reload
-## used to disable apparmor, going to try leaving it in now
-# aa-teardown
-# systemctl stop apparmor
-# systemctl disable apparmor
 
 # disable motd
 sed -i 's|ENABLED=1|ENABLED=0|g' /etc/default/motd-news