diff --git a/src/freedombone b/src/freedombone
index 8b2ba0bf..e807ba58 100755
--- a/src/freedombone
+++ b/src/freedombone
@@ -4860,7 +4860,8 @@ function configure_email {
   echo "dc_readhost=''" >> /etc/exim4/update-exim4.conf.conf
   echo "dc_relay_domains=''" >> /etc/exim4/update-exim4.conf.conf
   echo "dc_minimaldns='false'" >> /etc/exim4/update-exim4.conf.conf
-  echo "dc_relay_nets='192.168.1.0/24'" >> /etc/exim4/update-exim4.conf.conf
+  RELAY_NETS=$(echo $LOCAL_NETWORK_STATIC_IP_ADDRESS | awk -F '.' '{print $1 "." $2 "." $3 ".0/24"}')
+  echo "dc_relay_nets='$RELAY_NETS'" >> /etc/exim4/update-exim4.conf.conf
   echo "dc_smarthost=''" >> /etc/exim4/update-exim4.conf.conf
   echo "CFILEMODE='644'" >> /etc/exim4/update-exim4.conf.conf
   echo "dc_use_split_config='false'" >> /etc/exim4/update-exim4.conf.conf