diff --git a/post-puppet.sh b/post-puppet.sh
index 8222ac2..504471a 100644
--- a/post-puppet.sh
+++ b/post-puppet.sh
@@ -54,9 +54,6 @@ interface br-$TLD
 EOF
 cp /etc/radvd.conf /etc/radvd.conf.d/interface-br-$TLD.conf
 
-# set conntrack_max higher so more connections are possible:
-/sbin/sysctl -w net.netfilter.nf_conntrack_max=1048576 && echo net.ipv4.netfilter.ip_conntrack_max = 1048576 >> /etc/sysctl.conf
-
 # increase the hop penalty
 echo "60">/sys/class/net/bat-$TLD/mesh/hop_penalty