diff --git a/config-parts/firewall-ipv4.sh b/config-parts/firewall-ipv4.sh
index 627e39c..be1f369 100644
--- a/config-parts/firewall-ipv4.sh
+++ b/config-parts/firewall-ipv4.sh
@@ -38,6 +38,7 @@ set firewall ipv4 name iot-local rule 200 description 'Rule: accept_discovery_fr
 set firewall ipv4 name iot-local rule 200 destination group port-group sonos-player-discovery
 set firewall ipv4 name iot-local rule 200 protocol 'udp'
 set firewall ipv4 name iot-local rule 200 source group address-group 'sonos_players'
+set firewall ipv4 name iot-local rule 210 action 'accept'
 set firewall ipv4 name iot-local rule 210 description 'Rule: accept_discovery_from_sonos_controllers'
 set firewall ipv4 name iot-local rule 210 destination group port-group sonos-player-discovery
 set firewall ipv4 name iot-local rule 210 protocol 'udp'