diff --git a/apps/iot/src/http_handler/host_handler.erl b/apps/iot/src/http_handler/host_handler.erl
index 8757eac..5265cdc 100644
--- a/apps/iot/src/http_handler/host_handler.erl
+++ b/apps/iot/src/http_handler/host_handler.erl
@@ -144,24 +144,19 @@ handle_request("POST", "/host/activate", _, #{<<"uuid">> := UUID, <<"auth">> :=
             {ok, 200, iot_util:json_error(400, <<"host not found">>)};
         {ok, Pid} when is_pid(Pid) ->
             ok = iot_host:activate(Pid, false),
-            %% 激活的话不管是否存在会话都需要通知
-            case iot_host:has_session(Pid) of
-                true ->
-                    lager:debug("[host_handler] activate host_id: ~p, start", [UUID]),
-                    BinReply = jiffy:encode(#{<<"auth">> => false}, [force_utf8]),
-                    case iot_host:publish_message(Pid, 8, BinReply) of
-                        {ok, Ref} ->
-                            receive
-                                {response, Ref, Response} ->
-                                    lager:debug("[iot_host_handler] host_id uuid: ~p, publish topic success, get response: ~p", [Response])
-                            after Timeout * 1000 ->
-                                lager:debug("[iot_host_handler] host_id uuid: ~p, publish topic success, but get ack timeout", [UUID])
-                            end;
-                        {error, Reason} ->
-                            lager:debug("[iot_host] host_id uuid: ~p, publish command get error: ~p", [UUID, Reason])
+
+            lager:debug("[host_handler] activate host_id: ~p, start", [UUID]),
+            BinReply = jiffy:encode(#{<<"auth">> => false}, [force_utf8]),
+            case iot_host:publish_message(Pid, 8, BinReply) of
+                {ok, Ref} ->
+                    receive
+                        {response, Ref, Response} ->
+                            lager:debug("[iot_host_handler] host_id uuid: ~p, publish topic success, get response: ~p", [Response])
+                    after Timeout * 1000 ->
+                        lager:debug("[iot_host_handler] host_id uuid: ~p, publish topic success, but get ack timeout", [UUID])
                     end;
-                false ->
-                    ok
+                {error, Reason} ->
+                    lager:debug("[iot_host] host_id uuid: ~p, publish command get error: ~p", [UUID, Reason])
             end,
             {ok, 200, iot_util:json_data(<<"success">>)}
     end;