diff --git a/map-agent/files/lib/multiap/map_genconfig b/map-agent/files/lib/multiap/map_genconfig
index c12f73b8f..4ca322a48 100644
--- a/map-agent/files/lib/multiap/map_genconfig
+++ b/map-agent/files/lib/multiap/map_genconfig
@@ -73,6 +73,7 @@ generate_multiap_config() {
 				ifname="wlan${devidx}_0"
 				ifname_bh="wlan${devidx}_1"
 			else
+				uci set mapagent.agent.mld_prefix="mld_bss"
 				ifname_sta=""
 				case "$band" in
 					2g)