diff --git a/map-agent/files/etc/config/mapagent b/map-agent/files/etc/config/mapagent
index 75c20473d..6321a1088 100644
--- a/map-agent/files/etc/config/mapagent
+++ b/map-agent/files/etc/config/mapagent
@@ -3,7 +3,7 @@ config agent 'agent'
 	option debug '0'
 	option profile '3'
 	option al_bridge 'br-lan'
-	option island_prevention '0'
+	option island_prevention '1'
 	option eth_onboards_wifi_bhs '1'
 	option scan_on_boot_only '0'
 	option chan_ch_relay_mcast '1'