diff --git a/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery b/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery
index dd9230829..629ae1e9f 100755
--- a/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery
+++ b/map-agent/files/etc/hotplug.d/ethernet/map-topology-discovery
@@ -21,7 +21,7 @@ issue_discovery() {
 
 	[ "$data" == "" ] && return
 
-	ubus call ieee1905 cmdu "{\"dst\":\"01:80:c2:00:00:13\", \"type\":0, \"data\":\"${data}\"})" > /dev/null 2>&1
+	ubus call ieee1905 cmdu "{\"dst\":\"01:80:c2:00:00:13\", \"type\":0, \"data\":\"${data}\"}" > /dev/null 2>&1
 }
 
 process_vlans() {