diff --git a/setup/management.sh b/setup/management.sh
index 1e29ab8c..3c3357ca 100755
--- a/setup/management.sh
+++ b/setup/management.sh
@@ -87,7 +87,6 @@ rm -f /tmp/bootstrap.zip
 
 # Create an init script to start the management daemon and keep it
 # running after a reboot.
-rm -f /usr/local/bin/mailinabox-daemon /etc/init.d/mailinabox # old paths
 cat > $inst_dir/start <<EOF;
 #!/bin/bash
 source $venv/bin/activate
@@ -98,10 +97,6 @@ hide_output systemctl link conf/mailinabox.service
 hide_output systemctl daemon-reload
 hide_output systemctl enable mailinabox.service
 
-# Remove old files we no longer use.
-rm -f /etc/cron.daily/mailinabox-backup
-rm -f /etc/cron.daily/mailinabox-statuschecks
-
 # Perform nightly tasks at 3am in system time: take a backup, run
 # status checks and email the administrator any changes.
 
diff --git a/setup/web.sh b/setup/web.sh
index 7f9b1638..45227b81 100755
--- a/setup/web.sh
+++ b/setup/web.sh
@@ -94,21 +94,6 @@ if [ ! -f $STORAGE_ROOT/www/default/index.html ]; then
 fi
 chown -R $STORAGE_USER $STORAGE_ROOT/www
 
-# We previously installed a custom init script to start the PHP FastCGI daemon. #NODOC
-# Remove it now that we're using php5-fpm. #NODOC
-if [ -L /etc/init.d/php-fastcgi ]; then
-	echo "Removing /etc/init.d/php-fastcgi, php5-cgi..." #NODOC
-	rm -f /etc/init.d/php-fastcgi #NODOC
-	hide_output update-rc.d php-fastcgi remove #NODOC
-	apt-get -y purge php5-cgi #NODOC
-fi
-
-# Remove obsoleted scripts. #NODOC
-# exchange-autodiscover is now handled by Z-Push. #NODOC
-for f in webfinger exchange-autodiscover; do #NODOC
-	rm -f /usr/local/bin/mailinabox-$f.php #NODOC
-done #NODOC
-
 # Start services.
 restart_service nginx
 restart_service php7.0-fpm
diff --git a/setup/webmail.sh b/setup/webmail.sh
index 798641f9..9b2591e2 100755
--- a/setup/webmail.sh
+++ b/setup/webmail.sh
@@ -25,11 +25,6 @@ apt_install \
 	php7.0-cli php7.0-sqlite php7.0-mcrypt php7.0-intl php7.0-json php7.0-common php7.0-curl \
 	php7.0-gd php7.0-pspell tinymce libjs-jquery libjs-jquery-mousewheel libmagic1 php7.0-mbstring
 
-# We used to install Roundcube from Ubuntu, without triggering the dependencies #NODOC
-# on Apache and MySQL, by downloading the debs and installing them manually. #NODOC
-# Now that we're beyond that, get rid of those debs before installing from source. #NODOC
-apt-get purge -qq -y roundcube* #NODOC
-
 # Install Roundcube from source if it is not already present or if it is out of date.
 # Combine the Roundcube version number with the commit hash of plugins to track
 # whether we have the latest version of everything.