diff --git a/templates/lxc-system-manage.j2 b/templates/lxc-system-manage.j2
index 21df4f39..31d5ccef 100644
--- a/templates/lxc-system-manage.j2
+++ b/templates/lxc-system-manage.j2
@@ -66,17 +66,6 @@ function remove_rules {
                                   -d "${LXC_NETWORK}" \
                                   -j MASQUERADE || true
 
-    # Remove rules from the mangle POSTROUTING chain
-    iptables ${USE_IPTABLES_LOCK} -t mangle \
-                                  -D POSTROUTING \
-                                  -s "${LXC_NETWORK}" \
-                                  -o "${LXC_BRIDGE}" \
-                                  -p udp \
-                                  -m udp \
-                                  --dport 68 \
-                                  -j CHECKSUM \
-                                  --checksum-fill
-
     if [ "$LXC_IPV6_NAT" = "true" ]; then
         ip6tables ${USE_IPTABLES_LOCK} -t nat -D POSTROUTING -s ${LXC_IPV6_NETWORK} ! -d ${LXC_IPV6_NETWORK} -j MASQUERADE
     fi
@@ -118,16 +107,6 @@ function add_rules {
                                   -d "${LXC_NETWORK}" \
                                   -j MASQUERADE
 
-    # Add rules to the mangle POSTROUTING chain
-    iptables ${USE_IPTABLES_LOCK} -t mangle \
-                                  -A POSTROUTING \
-                                  -s "${LXC_NETWORK}" \
-                                  -o "${LXC_BRIDGE}" \
-                                  -p udp \
-                                  -m udp \
-                                  --dport 68 \
-                                  -j CHECKSUM \
-                                  --checksum-fill
     success "LXC IPtables rules created."
 }