diff --git a/apps/sdlan/src/quic/sdlan_quic_channel.erl b/apps/sdlan/src/quic/sdlan_quic_channel.erl
index df5f073..ba6bc53 100644
--- a/apps/sdlan/src/quic/sdlan_quic_channel.erl
+++ b/apps/sdlan/src/quic/sdlan_quic_channel.erl
@@ -252,7 +252,7 @@ handle_event(internal, {frame, <<?PACKET_QUERY_INFO, Body/binary>>}, registered,
     end;
 
 %% arp查询
-handle_event(internal, {frame, <<?PACKET_ARP_REQUEST, Body/binary>>}, registered, #state{stream = Stream, network_id = NetworkId, network_pid = NetworkPid, mac = SrcMac}) when is_pid(NetworkPid) ->
+handle_event(internal, {frame, <<?PACKET_ARP_REQUEST, Body/binary>>}, registered, #state{stream = Stream, network_id = NetworkId, network_pid = NetworkPid}) when is_pid(NetworkPid) ->
     #sdl_arp_request{pkt_id = PktId, target_ip = TargetIp} = sdlan_pb:decode_msg(Body, sdl_arp_request),
     case sdlan_network:arp_request(NetworkPid, TargetIp) of
         error ->