diff --git a/apps/iot/src/iot_host.erl b/apps/iot/src/iot_host.erl
index 28da419..e13fc37 100644
--- a/apps/iot/src/iot_host.erl
+++ b/apps/iot/src/iot_host.erl
@@ -313,10 +313,10 @@ handle_message(#{<<"method">> := <<"ping">>, <<"params">> := CipherMetric}, Stat
 handle_message(Msg = #{<<"code">> := _Code, <<"assoc">> := Assoc}, State = #state{assoc_map = AssocMap}) ->
     case maps:take(Assoc, AssocMap) of
         error ->
-            {noreply, State};
+            State;
         {ReceiverPid, NAssocMap} ->
             ReceiverPid ! {host_reply, Assoc, Msg},
-            {noreply, State#state{assoc_map = NAssocMap}}
+            State#state{assoc_map = NAssocMap}
     end;
 
 handle_message(Message, State = #state{uuid = UUID, has_session = HasSession}) ->