diff --git a/apps/emqttd/src/emqttd_client.erl b/apps/emqttd/src/emqttd_client.erl
index 2605b42a7..0c9e2413a 100644
--- a/apps/emqttd/src/emqttd_client.erl
+++ b/apps/emqttd/src/emqttd_client.erl
@@ -257,7 +257,8 @@ inc(_) ->
 notify(disconnected, _Reason, undefined) -> ingore;
 
 notify(disconnected, {shutdown, Reason}, ProtoState) ->
-    emqttd_event:notify({disconnected, emqttd_protocol:clientid(ProtoState), [{reason, Reason}]});
+    emqttd_event:notify({disconnected, emqttd_protocol:clientid(ProtoState), Reason});
 
 notify(disconnected, Reason, ProtoState) ->
-    emqttd_event:notify({disconnected, emqttd_protocol:clientid(ProtoState), [{reason, Reason}]}).
+    emqttd_event:notify({disconnected, emqttd_protocol:clientid(ProtoState), Reason}).
+
diff --git a/apps/emqttd/src/emqttd_event.erl b/apps/emqttd/src/emqttd_event.erl
index 3db7817aa..350b46b2f 100644
--- a/apps/emqttd/src/emqttd_event.erl
+++ b/apps/emqttd/src/emqttd_event.erl
@@ -73,7 +73,7 @@ handle_event({connected, ClientId, Params}, State = #state{systop = SysTop}) ->
     emqttd_pubsub:publish(event, Msg),
     {ok, State};
 
-handle_event({disconnectd, ClientId, Reason}, State = #state{systop = SysTop}) ->
+handle_event({disconnected, ClientId, Reason}, State = #state{systop = SysTop}) ->
     Topic = <<SysTop/binary, "clients/", ClientId/binary, "/disconnected">>,
     Msg = #mqtt_message{topic = Topic, payload = payload(disconnected, Reason)},
     emqttd_pubsub:publish(event, Msg),