diff --git a/data/Dockerfiles/rspamd/docker-entrypoint.sh b/data/Dockerfiles/rspamd/docker-entrypoint.sh
index 6993ef21..14d7a665 100755
--- a/data/Dockerfiles/rspamd/docker-entrypoint.sh
+++ b/data/Dockerfiles/rspamd/docker-entrypoint.sh
@@ -21,6 +21,9 @@ chmod 755 /var/lib/rspamd
 
 [[ ! -f /etc/rspamd/override.d/worker-controller-password.inc ]] && echo '# Autogenerated by mailcow' > /etc/rspamd/override.d/worker-controller-password.inc
 
+echo ${IPV4_NETWORK}.0/24 > /etc/rspamd/custom/mailcow_networks.map
+echo ${IPV6_NETWORK} >> /etc/rspamd/custom/mailcow_networks.map
+
 DOVECOT_V4=
 DOVECOT_V6=
 until [[ ! -z ${DOVECOT_V4} ]]; do
@@ -68,6 +71,7 @@ touch /etc/rspamd/custom/global_mime_from_blacklist.map \
   /etc/rspamd/custom/sa-rules \
   /etc/rspamd/custom/dovecot_trusted.map \
   /etc/rspamd/custom/rspamd_trusted.map \
+  /etc/rspamd/custom/mailcow_networks.map \
   /etc/rspamd/custom/ip_wl.map \
   /etc/rspamd/custom/fishy_tlds.map \
   /etc/rspamd/custom/bad_words.map \