diff --git a/scripts/env/setup.sh b/scripts/env/setup.sh
index 1a0a2f9..9775c09 100755
--- a/scripts/env/setup.sh
+++ b/scripts/env/setup.sh
@@ -71,7 +71,6 @@ done
 GLOBAL_ENV=/opt/mistborn/.envs/.production/.global
 install -Dv /dev/null $GLOBAL_ENV
 echo "DIFACE=$iface" >> $GLOBAL_ENV
-echo "MISTBORN_USER=mistborn" >> $GLOBAL_ENV
 
 # default interface
 #sudo find /etc/systemd/system/ -type f -name 'Mistborn*' | xargs sudo sed -i "s/DIFACE/$iface/"
diff --git a/scripts/services/Mistborn-base.service b/scripts/services/Mistborn-base.service
index 9f82b72..2be5b39 100644
--- a/scripts/services/Mistborn-base.service
+++ b/scripts/services/Mistborn-base.service
@@ -20,7 +20,7 @@ ExecStartPre=/sbin/iptables -w -I DOCKER-USER -i DIFACE -p udp --dport 53 -j MIS
 ExecStartPre=/sbin/iptables -w -I DOCKER-USER -i DIFACE -p tcp --dport 53 -j MISTBORN_LOG_DROP
 ExecStartPre=/sbin/iptables -w -I DOCKER-USER -i DIFACE -p tcp --dport 80 -j MISTBORN_LOG_DROP
 ExecStartPre=/sbin/iptables -w -I DOCKER-USER -i DIFACE -p tcp --dport 443 -j MISTBORN_LOG_DROP
-ExecStartPre=/sbin/iptables -w -I DOCKER-USER -i DIFACE -p tcp --dport 5555 -j MISTBORN_LOG_DROP
+#ExecStartPre=/sbin/iptables -w -I DOCKER-USER -i DIFACE -p tcp --dport 5555 -j MISTBORN_LOG_DROP
 ExecStartPre=/sbin/iptables -w -A OUTPUT -o DIFACE -p udp --dport 53 -j MISTBORN_LOG_DROP
 ExecStartPre=/sbin/ip6tables -w -A OUTPUT -p udp --dport 53 -j MISTBORN_LOG_DROP
 ExecStartPre=/sbin/resolvconf -u
@@ -33,7 +33,7 @@ ExecStopPost=-/sbin/iptables -D DOCKER-USER -i DIFACE -p udp --dport 53 -j MISTB
 ExecStopPost=-/sbin/iptables -D DOCKER-USER -i DIFACE -p tcp --dport 53 -j MISTBORN_LOG_DROP
 ExecStopPost=-/sbin/iptables -D DOCKER-USER -i DIFACE -p tcp --dport 80 -j MISTBORN_LOG_DROP
 ExecStopPost=-/sbin/iptables -D DOCKER-USER -i DIFACE -p tcp --dport 443 -j MISTBORN_LOG_DROP
-ExecStopPost=-/sbin/iptables -D DOCKER-USER -i DIFACE -p tcp --dport 5555 -j MISTBORN_LOG_DROP
+#ExecStopPost=-/sbin/iptables -D DOCKER-USER -i DIFACE -p tcp --dport 5555 -j MISTBORN_LOG_DROP
 ExecStopPost=-/sbin/iptables -D OUTPUT -o DIFACE -p udp --dport 53 -j MISTBORN_LOG_DROP
 ExecStopPost=-/sbin/ip6tables -D OUTPUT -p udp --dport 53 -j MISTBORN_LOG_DROP
 
diff --git a/scripts/subinstallers/iptables.sh b/scripts/subinstallers/iptables.sh
index a687eb1..e40cc33 100755
--- a/scripts/subinstallers/iptables.sh
+++ b/scripts/subinstallers/iptables.sh
@@ -113,6 +113,7 @@ fi
 
 # IP forwarding
 sudo sed -i 's/.*net.ipv4.ip_forward.*/net.ipv4.ip_forward=1/' /etc/sysctl.conf
+sudo sed -i 's/.*vm.overcommit_memory.*/vm.overcommit_memory=1/' /etc/sysctl.conf
 sudo sysctl -p /etc/sysctl.conf
 
 # rsyslog to create /var/log/iptables.log