diff --git a/apps/dns_proxy/src/dns_handler.erl b/apps/dns_proxy/src/dns_handler.erl
index da672c8..3c08a35 100644
--- a/apps/dns_proxy/src/dns_handler.erl
+++ b/apps/dns_proxy/src/dns_handler.erl
@@ -87,9 +87,10 @@ handle_cast(handle, State = #state{socket = Sock, src_ip = SrcIp, src_port = Src
             lager:debug("[dns_handler] qname: ~p", [Qname]),
             case dns_cache:lookup(Qname) of
                 {hit, R} ->
+                    lager:debug("[dns_handler] hit cache rr: ~p", [R]),
                     Resp = build_response(Msg, R),
                     gen_udp:send(Sock, SrcIp, SrcPort, dns:encode_message(Resp)),
-                    {stop, normal};
+                    {stop, normal, State};
                 miss ->
                     lager:debug("[dns_handler] cache is miss"),
                     forward_to_upstream(DnsIp, DnsPort, Packet, Msg),
@@ -99,7 +100,7 @@ handle_cast(handle, State = #state{socket = Sock, src_ip = SrcIp, src_port = Src
             end;
         Other ->
             lager:warning("[] decode msg get error: ~p", [Other]),
-            {stop, normal}
+            {stop, normal, State}
     end.
 
 %% @private
@@ -125,7 +126,7 @@ handle_info({dns_resolver_reply, Resp}, State = #state{socket = Sock, src_ip = S
     %% 尝试解析
     case dns:decode_message(Resp) of
         Msg = #dns_message{answers = Answers} ->
-            lager:debug("[dns_handler] get a resolver reply: ~p, bin: ~p", [Msg, dns:encode_message(Msg)]),
+            lager:debug("[dns_handler] get a resolver reply: ~p, bin: ~p", [Msg, Answers]),
             dns_cache:insert(Qname, Answers),
             gen_udp:send(Sock, SrcIp, SrcPort, Resp);
         Other ->